888975920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{9739}}^1$

素因数の和:9922

約数の個数: 80

約数和(自身を含む): 2376871680

約数和(自身を除く): 1487895760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 163, 280, 326, 560, 652, 815, 1141, 1304, 1630, 2282, 2608, 3260, 4564, 5705, 6520, 9128, 9739, 11410, 13040, 18256, 19478, 22820, 38956, 45640, 48695, 68173, 77912, 91280, 97390, 136346, 155824, 194780, 272692, 340865, 389560, 545384, 681730, 779120, 1090768, 1363460, 1587457, 2726920, 3174914, 5453840, 6349828, 7937285, 11112199, 12699656, 15874570, 22224398, 25399312, 31749140, 44448796, 55560995, 63498280, 88897592, 111121990, 126996560, 177795184, 222243980, 444487960, 888975920]

約数ペア:

[(1, 888975920), (2, 444487960), (4, 222243980), (5, 177795184), (7, 126996560), (8, 111121990), (10, 88897592), (14, 63498280), (16, 55560995), (20, 44448796), (28, 31749140), (35, 25399312), (40, 22224398), (56, 15874570), (70, 12699656), (80, 11112199), (112, 7937285), (140, 6349828), (163, 5453840), (280, 3174914), (326, 2726920), (560, 1587457), (652, 1363460), (815, 1090768), (1141, 779120), (1304, 681730), (1630, 545384), (2282, 389560), (2608, 340865), (3260, 272692), (4564, 194780), (5705, 155824), (6520, 136346), (9128, 97390), (9739, 91280), (11410, 77912), (13040, 68173), (18256, 48695), (19478, 45640), (22820, 38956)]