189747440

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{32491}}^1$

素因数の和:32577

約数の個数: 40

約数和(自身を含む): 447219888

約数和(自身を除く): 257472448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 32491, 64982, 129964, 162455, 259928, 324910, 519856, 649820, 1299640, 2371843, 2599280, 4743686, 9487372, 11859215, 18974744, 23718430, 37949488, 47436860, 94873720, 189747440]

約数ペア:

[(1, 189747440), (2, 94873720), (4, 47436860), (5, 37949488), (8, 23718430), (10, 18974744), (16, 11859215), (20, 9487372), (40, 4743686), (73, 2599280), (80, 2371843), (146, 1299640), (292, 649820), (365, 519856), (584, 324910), (730, 259928), (1168, 162455), (1460, 129964), (2920, 64982), (5840, 32491)]