8266373320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{252949}}^1$

素因数の和:253022

約数の個数: 64

約数和(自身を含む): 20033640000

約数和(自身を除く): 11767266680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 43, 76, 86, 95, 152, 172, 190, 215, 344, 380, 430, 760, 817, 860, 1634, 1720, 3268, 4085, 6536, 8170, 16340, 32680, 252949, 505898, 1011796, 1264745, 2023592, 2529490, 4806031, 5058980, 9612062, 10117960, 10876807, 19224124, 21753614, 24030155, 38448248, 43507228, 48060310, 54384035, 87014456, 96120620, 108768070, 192241240, 206659333, 217536140, 413318666, 435072280, 826637332, 1033296665, 1653274664, 2066593330, 4133186660, 8266373320]

約数ペア:

[(1, 8266373320), (2, 4133186660), (4, 2066593330), (5, 1653274664), (8, 1033296665), (10, 826637332), (19, 435072280), (20, 413318666), (38, 217536140), (40, 206659333), (43, 192241240), (76, 108768070), (86, 96120620), (95, 87014456), (152, 54384035), (172, 48060310), (190, 43507228), (215, 38448248), (344, 24030155), (380, 21753614), (430, 19224124), (760, 10876807), (817, 10117960), (860, 9612062), (1634, 5058980), (1720, 4806031), (3268, 2529490), (4085, 2023592), (6536, 1264745), (8170, 1011796), (16340, 505898), (32680, 252949)]