7488280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 18144000

約数和(自身を除く): 10655720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 59, 76, 95, 118, 152, 167, 190, 236, 295, 334, 380, 472, 590, 668, 760, 835, 1121, 1180, 1336, 1670, 2242, 2360, 3173, 3340, 4484, 5605, 6346, 6680, 8968, 9853, 11210, 12692, 15865, 19706, 22420, 25384, 31730, 39412, 44840, 49265, 63460, 78824, 98530, 126920, 187207, 197060, 374414, 394120, 748828, 936035, 1497656, 1872070, 3744140, 7488280]

約数ペア:

[(1, 7488280), (2, 3744140), (4, 1872070), (5, 1497656), (8, 936035), (10, 748828), (19, 394120), (20, 374414), (38, 197060), (40, 187207), (59, 126920), (76, 98530), (95, 78824), (118, 63460), (152, 49265), (167, 44840), (190, 39412), (236, 31730), (295, 25384), (334, 22420), (380, 19706), (472, 15865), (590, 12692), (668, 11210), (760, 9853), (835, 8968), (1121, 6680), (1180, 6346), (1336, 5605), (1670, 4484), (2242, 3340), (2360, 3173)]