992539760

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{288529}}^1$

素因数の和:288585

約数の個数: 40

約数和(自身を含む): 2361329520

約数和(自身を除く): 1368789760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 288529, 577058, 1154116, 1442645, 2308232, 2885290, 4616464, 5770580, 11541160, 12406747, 23082320, 24813494, 49626988, 62033735, 99253976, 124067470, 198507952, 248134940, 496269880, 992539760]

約数ペア:

[(1, 992539760), (2, 496269880), (4, 248134940), (5, 198507952), (8, 124067470), (10, 99253976), (16, 62033735), (20, 49626988), (40, 24813494), (43, 23082320), (80, 12406747), (86, 11541160), (172, 5770580), (215, 4616464), (344, 2885290), (430, 2308232), (688, 1442645), (860, 1154116), (1720, 577058), (3440, 288529)]