20177876580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{829}}^1\times {\mathrm{405667}}^1$

素因数の和:406508

約数の個数: 48

約数和(自身を含む): 56566345920

約数和(自身を除く): 36388469340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 829, 1658, 2487, 3316, 4145, 4974, 8290, 9948, 12435, 16580, 24870, 49740, 405667, 811334, 1217001, 1622668, 2028335, 2434002, 4056670, 4868004, 6085005, 8113340, 12170010, 24340020, 336297943, 672595886, 1008893829, 1345191772, 1681489715, 2017787658, 3362979430, 4035575316, 5044469145, 6725958860, 10088938290, 20177876580]

約数ペア:

[(1, 20177876580), (2, 10088938290), (3, 6725958860), (4, 5044469145), (5, 4035575316), (6, 3362979430), (10, 2017787658), (12, 1681489715), (15, 1345191772), (20, 1008893829), (30, 672595886), (60, 336297943), (829, 24340020), (1658, 12170010), (2487, 8113340), (3316, 6085005), (4145, 4868004), (4974, 4056670), (8290, 2434002), (9948, 2028335), (12435, 1622668), (16580, 1217001), (24870, 811334), (49740, 405667)]