30684880

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{7237}}^1$

素因数の和:7303

約数の個数: 40

約数和(自身を含む): 72698472

約数和(自身を除く): 42013592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 7237, 14474, 28948, 36185, 57896, 72370, 115792, 144740, 289480, 383561, 578960, 767122, 1534244, 1917805, 3068488, 3835610, 6136976, 7671220, 15342440, 30684880]

約数ペア:

[(1, 30684880), (2, 15342440), (4, 7671220), (5, 6136976), (8, 3835610), (10, 3068488), (16, 1917805), (20, 1534244), (40, 767122), (53, 578960), (80, 383561), (106, 289480), (212, 144740), (265, 115792), (424, 72370), (530, 57896), (848, 36185), (1060, 28948), (2120, 14474), (4240, 7237)]