8481140

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 18660432

約数和(自身を除く): 10179292

約数列:

[1, 2, 4, 5, 10, 20, 37, 73, 74, 146, 148, 157, 185, 292, 314, 365, 370, 628, 730, 740, 785, 1460, 1570, 2701, 3140, 5402, 5809, 10804, 11461, 11618, 13505, 22922, 23236, 27010, 29045, 45844, 54020, 57305, 58090, 114610, 116180, 229220, 424057, 848114, 1696228, 2120285, 4240570, 8481140]

約数ペア:

[(1, 8481140), (2, 4240570), (4, 2120285), (5, 1696228), (10, 848114), (20, 424057), (37, 229220), (73, 116180), (74, 114610), (146, 58090), (148, 57305), (157, 54020), (185, 45844), (292, 29045), (314, 27010), (365, 23236), (370, 22922), (628, 13505), (730, 11618), (740, 11461), (785, 10804), (1460, 5809), (1570, 5402), (2701, 3140)]