455057320

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{86843}}^1$

素因数の和:86985

約数の個数: 32

約数和(自身を含む): 1031706720

約数和(自身を除く): 576649400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 86843, 173686, 347372, 434215, 694744, 868430, 1736860, 3473720, 11376433, 22752866, 45505732, 56882165, 91011464, 113764330, 227528660, 455057320]

約数ペア:

[(1, 455057320), (2, 227528660), (4, 113764330), (5, 91011464), (8, 56882165), (10, 45505732), (20, 22752866), (40, 11376433), (131, 3473720), (262, 1736860), (524, 868430), (655, 694744), (1048, 434215), (1310, 347372), (2620, 173686), (5240, 86843)]