828973420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^4\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:221

約数の個数: 120

約数和(自身を含む): 2029230000

約数和(自身を除く): 1200256580

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 121, 149, 190, 209, 220, 242, 298, 380, 418, 484, 596, 605, 745, 836, 1045, 1210, 1331, 1490, 1639, 2090, 2299, 2420, 2662, 2831, 2980, 3278, 4180, 4598, 5324, 5662, 6556, 6655, 8195, 9196, 11324, 11495, 13310, 14155, 14641, 16390, 18029, 22990, 25289, 26620, 28310, 29282, 31141, 32780, 36058, 45980, 50578, 56620, 58564, 62282, 72116, 73205, 90145, 101156, 124564, 126445, 146410, 155705, 180290, 198319, 252890, 278179, 292820, 311410, 342551, 360580, 396638, 505780, 556358, 622820, 685102, 793276, 991595, 1112716, 1370204, 1390895, 1712755, 1983190, 2181509, 2781790, 3425510, 3768061, 3966380, 4363018, 5563580, 6851020, 7536122, 8726036, 10907545, 15072244, 18840305, 21815090, 37680610, 41448671, 43630180, 75361220, 82897342, 165794684, 207243355, 414486710, 828973420]

約数ペア:

[(1, 828973420), (2, 414486710), (4, 207243355), (5, 165794684), (10, 82897342), (11, 75361220), (19, 43630180), (20, 41448671), (22, 37680610), (38, 21815090), (44, 18840305), (55, 15072244), (76, 10907545), (95, 8726036), (110, 7536122), (121, 6851020), (149, 5563580), (190, 4363018), (209, 3966380), (220, 3768061), (242, 3425510), (298, 2781790), (380, 2181509), (418, 1983190), (484, 1712755), (596, 1390895), (605, 1370204), (745, 1112716), (836, 991595), (1045, 793276), (1210, 685102), (1331, 622820), (1490, 556358), (1639, 505780), (2090, 396638), (2299, 360580), (2420, 342551), (2662, 311410), (2831, 292820), (2980, 278179), (3278, 252890), (4180, 198319), (4598, 180290), (5324, 155705), (5662, 146410), (6556, 126445), (6655, 124564), (8195, 101156), (9196, 90145), (11324, 73205), (11495, 72116), (13310, 62282), (14155, 58564), (14641, 56620), (16390, 50578), (18029, 45980), (22990, 36058), (25289, 32780), (26620, 31141), (28310, 29282)]