20022720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{20857}}^1$

素因数の和:20877

約数の個数: 56

約数和(自身を含む): 63575184

約数和(自身を除く): 43552464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 20857, 41714, 62571, 83428, 104285, 125142, 166856, 208570, 250284, 312855, 333712, 417140, 500568, 625710, 667424, 834280, 1001136, 1251420, 1334848, 1668560, 2002272, 2502840, 3337120, 4004544, 5005680, 6674240, 10011360, 20022720]

約数ペア:

[(1, 20022720), (2, 10011360), (3, 6674240), (4, 5005680), (5, 4004544), (6, 3337120), (8, 2502840), (10, 2002272), (12, 1668560), (15, 1334848), (16, 1251420), (20, 1001136), (24, 834280), (30, 667424), (32, 625710), (40, 500568), (48, 417140), (60, 333712), (64, 312855), (80, 250284), (96, 208570), (120, 166856), (160, 125142), (192, 104285), (240, 83428), (320, 62571), (480, 41714), (960, 20857)]