18417720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4951}}^1$

素因数の和:4996

約数の個数: 64

約数和(自身を含む): 57047040

約数和(自身を除く): 38629320

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, 4951, 9902, 14853, 19804, 24755, 29706, 39608, 49510, 59412, 74265, 99020, 118824, 148530, 153481, 198040, 297060, 306962, 460443, 594120, 613924, 767405, 920886, 1227848, 1534810, 1841772, 2302215, 3069620, 3683544, 4604430, 6139240, 9208860, 18417720]

約数ペア:

[(1, 18417720), (2, 9208860), (3, 6139240), (4, 4604430), (5, 3683544), (6, 3069620), (8, 2302215), (10, 1841772), (12, 1534810), (15, 1227848), (20, 920886), (24, 767405), (30, 613924), (31, 594120), (40, 460443), (60, 306962), (62, 297060), (93, 198040), (120, 153481), (124, 148530), (155, 118824), (186, 99020), (248, 74265), (310, 59412), (372, 49510), (465, 39608), (620, 29706), (744, 24755), (930, 19804), (1240, 14853), (1860, 9902), (3720, 4951)]