13211840

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:130

約数の個数: 112

約数和(自身を含む): 34564320

約数和(自身を除く): 21352480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 41, 53, 64, 76, 80, 82, 95, 106, 152, 160, 164, 190, 205, 212, 265, 304, 320, 328, 380, 410, 424, 530, 608, 656, 760, 779, 820, 848, 1007, 1060, 1216, 1312, 1520, 1558, 1640, 1696, 2014, 2120, 2173, 2624, 3040, 3116, 3280, 3392, 3895, 4028, 4240, 4346, 5035, 6080, 6232, 6560, 7790, 8056, 8480, 8692, 10070, 10865, 12464, 13120, 15580, 16112, 16960, 17384, 20140, 21730, 24928, 31160, 32224, 34768, 40280, 41287, 43460, 49856, 62320, 64448, 69536, 80560, 82574, 86920, 124640, 139072, 161120, 165148, 173840, 206435, 249280, 322240, 330296, 347680, 412870, 660592, 695360, 825740, 1321184, 1651480, 2642368, 3302960, 6605920, 13211840]

約数ペア:

[(1, 13211840), (2, 6605920), (4, 3302960), (5, 2642368), (8, 1651480), (10, 1321184), (16, 825740), (19, 695360), (20, 660592), (32, 412870), (38, 347680), (40, 330296), (41, 322240), (53, 249280), (64, 206435), (76, 173840), (80, 165148), (82, 161120), (95, 139072), (106, 124640), (152, 86920), (160, 82574), (164, 80560), (190, 69536), (205, 64448), (212, 62320), (265, 49856), (304, 43460), (320, 41287), (328, 40280), (380, 34768), (410, 32224), (424, 31160), (530, 24928), (608, 21730), (656, 20140), (760, 17384), (779, 16960), (820, 16112), (848, 15580), (1007, 13120), (1060, 12464), (1216, 10865), (1312, 10070), (1520, 8692), (1558, 8480), (1640, 8056), (1696, 7790), (2014, 6560), (2120, 6232), (2173, 6080), (2624, 5035), (3040, 4346), (3116, 4240), (3280, 4028), (3392, 3895)]