2019407580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{361901}}^1$

素因数の和:361947

約数の個数: 72

約数和(自身を含む): 6323151744

約数和(自身を除く): 4303744164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 361901, 723802, 1085703, 1447604, 1809505, 2171406, 3257109, 3619010, 4342812, 5428515, 6514218, 7238020, 10857030, 11218931, 13028436, 16285545, 21714060, 22437862, 32571090, 33656793, 44875724, 56094655, 65142180, 67313586, 100970379, 112189310, 134627172, 168283965, 201940758, 224378620, 336567930, 403881516, 504851895, 673135860, 1009703790, 2019407580]

約数ペア:

[(1, 2019407580), (2, 1009703790), (3, 673135860), (4, 504851895), (5, 403881516), (6, 336567930), (9, 224378620), (10, 201940758), (12, 168283965), (15, 134627172), (18, 112189310), (20, 100970379), (30, 67313586), (31, 65142180), (36, 56094655), (45, 44875724), (60, 33656793), (62, 32571090), (90, 22437862), (93, 21714060), (124, 16285545), (155, 13028436), (180, 11218931), (186, 10857030), (279, 7238020), (310, 6514218), (372, 5428515), (465, 4342812), (558, 3619010), (620, 3257109), (930, 2171406), (1116, 1809505), (1395, 1447604), (1860, 1085703), (2790, 723802), (5580, 361901)]