2783255380

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:517

約数の個数: 96

約数和(自身を含む): 6096384000

約数和(自身を除く): 3313128620

約数列:

[1, 2, 4, 5, 10, 20, 59, 71, 118, 139, 142, 236, 239, 278, 284, 295, 355, 478, 556, 590, 695, 710, 956, 1180, 1195, 1390, 1420, 2390, 2780, 4189, 4780, 8201, 8378, 9869, 14101, 16402, 16756, 16969, 19738, 20945, 28202, 32804, 33221, 33938, 39476, 41005, 41890, 49345, 56404, 66442, 67876, 70505, 82010, 83780, 84845, 98690, 132884, 141010, 164020, 166105, 169690, 197380, 282020, 332210, 339380, 582271, 664420, 1001171, 1164542, 1960039, 2002342, 2329084, 2358691, 2911355, 3920078, 4004684, 4717382, 5005855, 5822710, 7840156, 9434764, 9800195, 10011710, 11645420, 11793455, 19600390, 20023420, 23586910, 39200780, 47173820, 139162769, 278325538, 556651076, 695813845, 1391627690, 2783255380]

約数ペア:

[(1, 2783255380), (2, 1391627690), (4, 695813845), (5, 556651076), (10, 278325538), (20, 139162769), (59, 47173820), (71, 39200780), (118, 23586910), (139, 20023420), (142, 19600390), (236, 11793455), (239, 11645420), (278, 10011710), (284, 9800195), (295, 9434764), (355, 7840156), (478, 5822710), (556, 5005855), (590, 4717382), (695, 4004684), (710, 3920078), (956, 2911355), (1180, 2358691), (1195, 2329084), (1390, 2002342), (1420, 1960039), (2390, 1164542), (2780, 1001171), (4189, 664420), (4780, 582271), (8201, 339380), (8378, 332210), (9869, 282020), (14101, 197380), (16402, 169690), (16756, 166105), (16969, 164020), (19738, 141010), (20945, 132884), (28202, 98690), (32804, 84845), (33221, 83780), (33938, 82010), (39476, 70505), (41005, 67876), (41890, 66442), (49345, 56404)]