202109840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{132967}}^1$

素因数の和:132999

約数の個数: 40

約数和(自身を含む): 494640960

約数和(自身を除く): 292531120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 132967, 265934, 531868, 664835, 1063736, 1329670, 2127472, 2526373, 2659340, 5052746, 5318680, 10105492, 10637360, 12631865, 20210984, 25263730, 40421968, 50527460, 101054920, 202109840]

約数ペア:

[(1, 202109840), (2, 101054920), (4, 50527460), (5, 40421968), (8, 25263730), (10, 20210984), (16, 12631865), (19, 10637360), (20, 10105492), (38, 5318680), (40, 5052746), (76, 2659340), (80, 2526373), (95, 2127472), (152, 1329670), (190, 1063736), (304, 664835), (380, 531868), (760, 265934), (1520, 132967)]