23478520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{277}}^1$

素因数の和:464

約数の個数: 64

約数和(自身を含む): 57445920

約数和(自身を除く): 33967400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 163, 260, 277, 326, 520, 554, 652, 815, 1108, 1304, 1385, 1630, 2119, 2216, 2770, 3260, 3601, 4238, 5540, 6520, 7202, 8476, 10595, 11080, 14404, 16952, 18005, 21190, 28808, 36010, 42380, 45151, 72020, 84760, 90302, 144040, 180604, 225755, 361208, 451510, 586963, 903020, 1173926, 1806040, 2347852, 2934815, 4695704, 5869630, 11739260, 23478520]

約数ペア:

[(1, 23478520), (2, 11739260), (4, 5869630), (5, 4695704), (8, 2934815), (10, 2347852), (13, 1806040), (20, 1173926), (26, 903020), (40, 586963), (52, 451510), (65, 361208), (104, 225755), (130, 180604), (163, 144040), (260, 90302), (277, 84760), (326, 72020), (520, 45151), (554, 42380), (652, 36010), (815, 28808), (1108, 21190), (1304, 18005), (1385, 16952), (1630, 14404), (2119, 11080), (2216, 10595), (2770, 8476), (3260, 7202), (3601, 6520), (4238, 5540)]