18819480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5059}}^1$

素因数の和:5104

約数の個数: 64

約数和(自身を含む): 58291200

約数和(自身を除く): 39471720

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, 5059, 10118, 15177, 20236, 25295, 30354, 40472, 50590, 60708, 75885, 101180, 121416, 151770, 156829, 202360, 303540, 313658, 470487, 607080, 627316, 784145, 940974, 1254632, 1568290, 1881948, 2352435, 3136580, 3763896, 4704870, 6273160, 9409740, 18819480]

約数ペア:

[(1, 18819480), (2, 9409740), (3, 6273160), (4, 4704870), (5, 3763896), (6, 3136580), (8, 2352435), (10, 1881948), (12, 1568290), (15, 1254632), (20, 940974), (24, 784145), (30, 627316), (31, 607080), (40, 470487), (60, 313658), (62, 303540), (93, 202360), (120, 156829), (124, 151770), (155, 121416), (186, 101180), (248, 75885), (310, 60708), (372, 50590), (465, 40472), (620, 30354), (744, 25295), (930, 20236), (1240, 15177), (1860, 10118), (3720, 5059)]