3140920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 7776000

約数和(自身を除く): 4635080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 85, 124, 136, 149, 155, 170, 248, 298, 310, 340, 527, 596, 620, 680, 745, 1054, 1192, 1240, 1490, 2108, 2533, 2635, 2980, 4216, 4619, 5066, 5270, 5960, 9238, 10132, 10540, 12665, 18476, 20264, 21080, 23095, 25330, 36952, 46190, 50660, 78523, 92380, 101320, 157046, 184760, 314092, 392615, 628184, 785230, 1570460, 3140920]

約数ペア:

[(1, 3140920), (2, 1570460), (4, 785230), (5, 628184), (8, 392615), (10, 314092), (17, 184760), (20, 157046), (31, 101320), (34, 92380), (40, 78523), (62, 50660), (68, 46190), (85, 36952), (124, 25330), (136, 23095), (149, 21080), (155, 20264), (170, 18476), (248, 12665), (298, 10540), (310, 10132), (340, 9238), (527, 5960), (596, 5270), (620, 5066), (680, 4619), (745, 4216), (1054, 2980), (1192, 2635), (1240, 2533), (1490, 2108)]