2011240816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1\times {\mathrm{823}}^1$

素因数の和:1254

約数の個数: 80

約数和(自身を含む): 4348610560

約数和(自身を除く): 2337369744

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 379, 403, 496, 758, 806, 823, 1516, 1612, 1646, 3032, 3224, 3292, 4927, 6064, 6448, 6584, 9854, 10699, 11749, 13168, 19708, 21398, 23498, 25513, 39416, 42796, 46996, 51026, 78832, 85592, 93992, 102052, 152737, 171184, 187984, 204104, 305474, 311917, 331669, 408208, 610948, 623834, 663338, 1221896, 1247668, 1326676, 2443792, 2495336, 2653352, 4054921, 4990672, 5306704, 8109842, 9669427, 16219684, 19338854, 32439368, 38677708, 64878736, 77355416, 125702551, 154710832, 251405102, 502810204, 1005620408, 2011240816]

約数ペア:

[(1, 2011240816), (2, 1005620408), (4, 502810204), (8, 251405102), (13, 154710832), (16, 125702551), (26, 77355416), (31, 64878736), (52, 38677708), (62, 32439368), (104, 19338854), (124, 16219684), (208, 9669427), (248, 8109842), (379, 5306704), (403, 4990672), (496, 4054921), (758, 2653352), (806, 2495336), (823, 2443792), (1516, 1326676), (1612, 1247668), (1646, 1221896), (3032, 663338), (3224, 623834), (3292, 610948), (4927, 408208), (6064, 331669), (6448, 311917), (6584, 305474), (9854, 204104), (10699, 187984), (11749, 171184), (13168, 152737), (19708, 102052), (21398, 93992), (23498, 85592), (25513, 78832), (39416, 51026), (42796, 46996)]