290470240

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{44279}}^1$

素因数の和:44335

約数の個数: 48

約数和(自身を含む): 702989280

約数和(自身を除く): 412519040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 44279, 88558, 177116, 221395, 354232, 442790, 708464, 885580, 1416928, 1771160, 1815439, 3542320, 3630878, 7084640, 7261756, 9077195, 14523512, 18154390, 29047024, 36308780, 58094048, 72617560, 145235120, 290470240]

約数ペア:

[(1, 290470240), (2, 145235120), (4, 72617560), (5, 58094048), (8, 36308780), (10, 29047024), (16, 18154390), (20, 14523512), (32, 9077195), (40, 7261756), (41, 7084640), (80, 3630878), (82, 3542320), (160, 1815439), (164, 1771160), (205, 1416928), (328, 885580), (410, 708464), (656, 442790), (820, 354232), (1312, 221395), (1640, 177116), (3280, 88558), (6560, 44279)]