30994720

素因数分解:

$2^5\times 5^1\times {\mathrm{307}}^1\times {\mathrm{631}}^1$

素因数の和:953

約数の個数: 48

約数和(自身を含む): 73579968

約数和(自身を除く): 42585248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 307, 614, 631, 1228, 1262, 1535, 2456, 2524, 3070, 3155, 4912, 5048, 6140, 6310, 9824, 10096, 12280, 12620, 20192, 24560, 25240, 49120, 50480, 100960, 193717, 387434, 774868, 968585, 1549736, 1937170, 3099472, 3874340, 6198944, 7748680, 15497360, 30994720]

約数ペア:

[(1, 30994720), (2, 15497360), (4, 7748680), (5, 6198944), (8, 3874340), (10, 3099472), (16, 1937170), (20, 1549736), (32, 968585), (40, 774868), (80, 387434), (160, 193717), (307, 100960), (614, 50480), (631, 49120), (1228, 25240), (1262, 24560), (1535, 20192), (2456, 12620), (2524, 12280), (3070, 10096), (3155, 9824), (4912, 6310), (5048, 6140)]