20637112920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5547611}}^1$

素因数の和:5547656

約数の個数: 64

約数和(自身を含む): 63908490240

約数和(自身を除く): 43271377320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 5547611, 11095222, 16642833, 22190444, 27738055, 33285666, 44380888, 55476110, 66571332, 83214165, 110952220, 133142664, 166428330, 171975941, 221904440, 332856660, 343951882, 515927823, 665713320, 687903764, 859879705, 1031855646, 1375807528, 1719759410, 2063711292, 2579639115, 3439518820, 4127422584, 5159278230, 6879037640, 10318556460, 20637112920]

約数ペア:

[(1, 20637112920), (2, 10318556460), (3, 6879037640), (4, 5159278230), (5, 4127422584), (6, 3439518820), (8, 2579639115), (10, 2063711292), (12, 1719759410), (15, 1375807528), (20, 1031855646), (24, 859879705), (30, 687903764), (31, 665713320), (40, 515927823), (60, 343951882), (62, 332856660), (93, 221904440), (120, 171975941), (124, 166428330), (155, 133142664), (186, 110952220), (248, 83214165), (310, 66571332), (372, 55476110), (465, 44380888), (620, 33285666), (744, 27738055), (930, 22190444), (1240, 16642833), (1860, 11095222), (3720, 5547611)]