21748080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{90617}}^1$

素因数の和:90633

約数の個数: 40

約数和(自身を含む): 67419792

約数和(自身を除く): 45671712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 90617, 181234, 271851, 362468, 453085, 543702, 724936, 906170, 1087404, 1359255, 1449872, 1812340, 2174808, 2718510, 3624680, 4349616, 5437020, 7249360, 10874040, 21748080]

約数ペア:

[(1, 21748080), (2, 10874040), (3, 7249360), (4, 5437020), (5, 4349616), (6, 3624680), (8, 2718510), (10, 2174808), (12, 1812340), (15, 1449872), (16, 1359255), (20, 1087404), (24, 906170), (30, 724936), (40, 543702), (48, 453085), (60, 362468), (80, 271851), (120, 181234), (240, 90617)]