981170080

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{557483}}^1$

素因数の和:557509

約数の個数: 48

約数和(自身を含む): 2528747424

約数和(自身を除く): 1547577344

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 557483, 1114966, 2229932, 2787415, 4459864, 5574830, 6132313, 8919728, 11149660, 12264626, 17839456, 22299320, 24529252, 30661565, 44598640, 49058504, 61323130, 89197280, 98117008, 122646260, 196234016, 245292520, 490585040, 981170080]

約数ペア:

[(1, 981170080), (2, 490585040), (4, 245292520), (5, 196234016), (8, 122646260), (10, 98117008), (11, 89197280), (16, 61323130), (20, 49058504), (22, 44598640), (32, 30661565), (40, 24529252), (44, 22299320), (55, 17839456), (80, 12264626), (88, 11149660), (110, 8919728), (160, 6132313), (176, 5574830), (220, 4459864), (352, 2787415), (440, 2229932), (880, 1114966), (1760, 557483)]