2020162020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{113}}^1\times {\mathrm{1031}}^1$

素因数の和:1190

約数の個数: 144

約数和(自身を含む): 6067813248

約数和(自身を除く): 4047651228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 113, 170, 204, 226, 255, 289, 339, 340, 452, 510, 565, 578, 678, 867, 1020, 1031, 1130, 1156, 1356, 1445, 1695, 1734, 1921, 2062, 2260, 2890, 3093, 3390, 3468, 3842, 4124, 4335, 5155, 5763, 5780, 6186, 6780, 7684, 8670, 9605, 10310, 11526, 12372, 15465, 17340, 17527, 19210, 20620, 23052, 28815, 30930, 32657, 35054, 38420, 52581, 57630, 61860, 65314, 70108, 87635, 97971, 105162, 115260, 116503, 130628, 163285, 175270, 195942, 210324, 233006, 262905, 297959, 326570, 349509, 350540, 391884, 466012, 489855, 525810, 582515, 595918, 653140, 699018, 893877, 979710, 1051620, 1165030, 1191836, 1398036, 1489795, 1747545, 1787754, 1959420, 1980551, 2330060, 2979590, 3495090, 3575508, 3961102, 4469385, 5941653, 5959180, 6990180, 7922204, 8938770, 9902755, 11883306, 17877540, 19805510, 23766612, 29708265, 33669367, 39611020, 59416530, 67338734, 101008101, 118833060, 134677468, 168346835, 202016202, 336693670, 404032404, 505040505, 673387340, 1010081010, 2020162020]

約数ペア:

[(1, 2020162020), (2, 1010081010), (3, 673387340), (4, 505040505), (5, 404032404), (6, 336693670), (10, 202016202), (12, 168346835), (15, 134677468), (17, 118833060), (20, 101008101), (30, 67338734), (34, 59416530), (51, 39611020), (60, 33669367), (68, 29708265), (85, 23766612), (102, 19805510), (113, 17877540), (170, 11883306), (204, 9902755), (226, 8938770), (255, 7922204), (289, 6990180), (339, 5959180), (340, 5941653), (452, 4469385), (510, 3961102), (565, 3575508), (578, 3495090), (678, 2979590), (867, 2330060), (1020, 1980551), (1031, 1959420), (1130, 1787754), (1156, 1747545), (1356, 1489795), (1445, 1398036), (1695, 1191836), (1734, 1165030), (1921, 1051620), (2062, 979710), (2260, 893877), (2890, 699018), (3093, 653140), (3390, 595918), (3468, 582515), (3842, 525810), (4124, 489855), (4335, 466012), (5155, 391884), (5763, 350540), (5780, 349509), (6186, 326570), (6780, 297959), (7684, 262905), (8670, 233006), (9605, 210324), (10310, 195942), (11526, 175270), (12372, 163285), (15465, 130628), (17340, 116503), (17527, 115260), (19210, 105162), (20620, 97971), (23052, 87635), (28815, 70108), (30930, 65314), (32657, 61860), (35054, 57630), (38420, 52581)]