381615320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{561199}}^1$

素因数の和:561227

約数の個数: 32

約数和(自身を含む): 909144000

約数和(自身を除く): 527528680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 561199, 1122398, 2244796, 2805995, 4489592, 5611990, 9540383, 11223980, 19080766, 22447960, 38161532, 47701915, 76323064, 95403830, 190807660, 381615320]

約数ペア:

[(1, 381615320), (2, 190807660), (4, 95403830), (5, 76323064), (8, 47701915), (10, 38161532), (17, 22447960), (20, 19080766), (34, 11223980), (40, 9540383), (68, 5611990), (85, 4489592), (136, 2805995), (170, 2244796), (340, 1122398), (680, 561199)]