8539360

素因数分解:

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

素因数の和:140

約数の個数: 72

約数和(自身を含む): 21644280

約数和(自身を除く): 13104920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 53, 76, 80, 95, 106, 152, 160, 190, 212, 265, 304, 380, 424, 530, 608, 760, 848, 1007, 1060, 1520, 1696, 2014, 2120, 2809, 3040, 4028, 4240, 5035, 5618, 8056, 8480, 10070, 11236, 14045, 16112, 20140, 22472, 28090, 32224, 40280, 44944, 53371, 56180, 80560, 89888, 106742, 112360, 161120, 213484, 224720, 266855, 426968, 449440, 533710, 853936, 1067420, 1707872, 2134840, 4269680, 8539360]

約数ペア:

[(1, 8539360), (2, 4269680), (4, 2134840), (5, 1707872), (8, 1067420), (10, 853936), (16, 533710), (19, 449440), (20, 426968), (32, 266855), (38, 224720), (40, 213484), (53, 161120), (76, 112360), (80, 106742), (95, 89888), (106, 80560), (152, 56180), (160, 53371), (190, 44944), (212, 40280), (265, 32224), (304, 28090), (380, 22472), (424, 20140), (530, 16112), (608, 14045), (760, 11236), (848, 10070), (1007, 8480), (1060, 8056), (1520, 5618), (1696, 5035), (2014, 4240), (2120, 4028), (2809, 3040)]