20152680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{5791}}^1$

素因数の和:5834

約数の個数: 64

約数和(自身を含む): 62553600

約数和(自身を除く): 42400920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 5791, 11582, 17373, 23164, 28955, 34746, 46328, 57910, 69492, 86865, 115820, 138984, 167939, 173730, 231640, 335878, 347460, 503817, 671756, 694920, 839695, 1007634, 1343512, 1679390, 2015268, 2519085, 3358780, 4030536, 5038170, 6717560, 10076340, 20152680]

約数ペア:

[(1, 20152680), (2, 10076340), (3, 6717560), (4, 5038170), (5, 4030536), (6, 3358780), (8, 2519085), (10, 2015268), (12, 1679390), (15, 1343512), (20, 1007634), (24, 839695), (29, 694920), (30, 671756), (40, 503817), (58, 347460), (60, 335878), (87, 231640), (116, 173730), (120, 167939), (145, 138984), (174, 115820), (232, 86865), (290, 69492), (348, 57910), (435, 46328), (580, 34746), (696, 28955), (870, 23164), (1160, 17373), (1740, 11582), (3480, 5791)]