20098350

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{59}}^1\times {\mathrm{757}}^1$

素因数の和:834

約数の個数: 72

約数和(自身を含む): 54985320

約数和(自身を除く): 34886970

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 59, 75, 90, 118, 150, 177, 225, 295, 354, 450, 531, 590, 757, 885, 1062, 1475, 1514, 1770, 2271, 2655, 2950, 3785, 4425, 4542, 5310, 6813, 7570, 8850, 11355, 13275, 13626, 18925, 22710, 26550, 34065, 37850, 44663, 56775, 68130, 89326, 113550, 133989, 170325, 223315, 267978, 340650, 401967, 446630, 669945, 803934, 1116575, 1339890, 2009835, 2233150, 3349725, 4019670, 6699450, 10049175, 20098350]

約数ペア:

[(1, 20098350), (2, 10049175), (3, 6699450), (5, 4019670), (6, 3349725), (9, 2233150), (10, 2009835), (15, 1339890), (18, 1116575), (25, 803934), (30, 669945), (45, 446630), (50, 401967), (59, 340650), (75, 267978), (90, 223315), (118, 170325), (150, 133989), (177, 113550), (225, 89326), (295, 68130), (354, 56775), (450, 44663), (531, 37850), (590, 34065), (757, 26550), (885, 22710), (1062, 18925), (1475, 13626), (1514, 13275), (1770, 11355), (2271, 8850), (2655, 7570), (2950, 6813), (3785, 5310), (4425, 4542)]