138932140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{2213}}^1$

素因数の和:2338

約数の個数: 48

約数和(自身を含む): 302768928

約数和(自身を除く): 163836788

約数列:

[1, 2, 4, 5, 10, 20, 43, 73, 86, 146, 172, 215, 292, 365, 430, 730, 860, 1460, 2213, 3139, 4426, 6278, 8852, 11065, 12556, 15695, 22130, 31390, 44260, 62780, 95159, 161549, 190318, 323098, 380636, 475795, 646196, 807745, 951590, 1615490, 1903180, 3230980, 6946607, 13893214, 27786428, 34733035, 69466070, 138932140]

約数ペア:

[(1, 138932140), (2, 69466070), (4, 34733035), (5, 27786428), (10, 13893214), (20, 6946607), (43, 3230980), (73, 1903180), (86, 1615490), (146, 951590), (172, 807745), (215, 646196), (292, 475795), (365, 380636), (430, 323098), (730, 190318), (860, 161549), (1460, 95159), (2213, 62780), (3139, 44260), (4426, 31390), (6278, 22130), (8852, 15695), (11065, 12556)]