20354700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{3571}}^1$

素因数の和:3607

約数の個数: 72

約数和(自身を含む): 62009920

約数和(自身を除く): 41655220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 114, 150, 190, 228, 285, 300, 380, 475, 570, 950, 1140, 1425, 1900, 2850, 3571, 5700, 7142, 10713, 14284, 17855, 21426, 35710, 42852, 53565, 67849, 71420, 89275, 107130, 135698, 178550, 203547, 214260, 267825, 271396, 339245, 357100, 407094, 535650, 678490, 814188, 1017735, 1071300, 1356980, 1696225, 2035470, 3392450, 4070940, 5088675, 6784900, 10177350, 20354700]

約数ペア:

[(1, 20354700), (2, 10177350), (3, 6784900), (4, 5088675), (5, 4070940), (6, 3392450), (10, 2035470), (12, 1696225), (15, 1356980), (19, 1071300), (20, 1017735), (25, 814188), (30, 678490), (38, 535650), (50, 407094), (57, 357100), (60, 339245), (75, 271396), (76, 267825), (95, 214260), (100, 203547), (114, 178550), (150, 135698), (190, 107130), (228, 89275), (285, 71420), (300, 67849), (380, 53565), (475, 42852), (570, 35710), (950, 21426), (1140, 17855), (1425, 14284), (1900, 10713), (2850, 7142), (3571, 5700)]