193832840

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{521}}^1$

素因数の和:734

約数の個数: 64

約数和(自身を含む): 446497920

約数和(自身を除く): 252665080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 131, 142, 262, 284, 355, 521, 524, 568, 655, 710, 1042, 1048, 1310, 1420, 2084, 2605, 2620, 2840, 4168, 5210, 5240, 9301, 10420, 18602, 20840, 36991, 37204, 46505, 68251, 73982, 74408, 93010, 136502, 147964, 184955, 186020, 273004, 295928, 341255, 369910, 372040, 546008, 682510, 739820, 1365020, 1479640, 2730040, 4845821, 9691642, 19383284, 24229105, 38766568, 48458210, 96916420, 193832840]

約数ペア:

[(1, 193832840), (2, 96916420), (4, 48458210), (5, 38766568), (8, 24229105), (10, 19383284), (20, 9691642), (40, 4845821), (71, 2730040), (131, 1479640), (142, 1365020), (262, 739820), (284, 682510), (355, 546008), (521, 372040), (524, 369910), (568, 341255), (655, 295928), (710, 273004), (1042, 186020), (1048, 184955), (1310, 147964), (1420, 136502), (2084, 93010), (2605, 74408), (2620, 73982), (2840, 68251), (4168, 46505), (5210, 37204), (5240, 36991), (9301, 20840), (10420, 18602)]