4297420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1$

素因数の和:334

約数の個数: 48

約数和(自身を含む): 9757440

約数和(自身を除く): 5460020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 263, 380, 430, 526, 817, 860, 1052, 1315, 1634, 2630, 3268, 4085, 4997, 5260, 8170, 9994, 11309, 16340, 19988, 22618, 24985, 45236, 49970, 56545, 99940, 113090, 214871, 226180, 429742, 859484, 1074355, 2148710, 4297420]

約数ペア:

[(1, 4297420), (2, 2148710), (4, 1074355), (5, 859484), (10, 429742), (19, 226180), (20, 214871), (38, 113090), (43, 99940), (76, 56545), (86, 49970), (95, 45236), (172, 24985), (190, 22618), (215, 19988), (263, 16340), (380, 11309), (430, 9994), (526, 8170), (817, 5260), (860, 4997), (1052, 4085), (1315, 3268), (1634, 2630)]