16962280

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:278

約数の個数: 64

約数和(自身を含む): 39986640

約数和(自身を除く): 23024360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 73, 74, 146, 148, 157, 185, 292, 296, 314, 365, 370, 584, 628, 730, 740, 785, 1256, 1460, 1480, 1570, 2701, 2920, 3140, 5402, 5809, 6280, 10804, 11461, 11618, 13505, 21608, 22922, 23236, 27010, 29045, 45844, 46472, 54020, 57305, 58090, 91688, 108040, 114610, 116180, 229220, 232360, 424057, 458440, 848114, 1696228, 2120285, 3392456, 4240570, 8481140, 16962280]

約数ペア:

[(1, 16962280), (2, 8481140), (4, 4240570), (5, 3392456), (8, 2120285), (10, 1696228), (20, 848114), (37, 458440), (40, 424057), (73, 232360), (74, 229220), (146, 116180), (148, 114610), (157, 108040), (185, 91688), (292, 58090), (296, 57305), (314, 54020), (365, 46472), (370, 45844), (584, 29045), (628, 27010), (730, 23236), (740, 22922), (785, 21608), (1256, 13505), (1460, 11618), (1480, 11461), (1570, 10804), (2701, 6280), (2920, 5809), (3140, 5402)]