20942550

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{5171}}^1$

素因数の和:5195

約数の個数: 60

約数和(自身を含む): 58200516

約数和(自身を除く): 37257966

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 81, 90, 135, 150, 162, 225, 270, 405, 450, 675, 810, 1350, 2025, 4050, 5171, 10342, 15513, 25855, 31026, 46539, 51710, 77565, 93078, 129275, 139617, 155130, 232695, 258550, 279234, 387825, 418851, 465390, 698085, 775650, 837702, 1163475, 1396170, 2094255, 2326950, 3490425, 4188510, 6980850, 10471275, 20942550]

約数ペア:

[(1, 20942550), (2, 10471275), (3, 6980850), (5, 4188510), (6, 3490425), (9, 2326950), (10, 2094255), (15, 1396170), (18, 1163475), (25, 837702), (27, 775650), (30, 698085), (45, 465390), (50, 418851), (54, 387825), (75, 279234), (81, 258550), (90, 232695), (135, 155130), (150, 139617), (162, 129275), (225, 93078), (270, 77565), (405, 51710), (450, 46539), (675, 31026), (810, 25855), (1350, 15513), (2025, 10342), (4050, 5171)]