440864030

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{97}}^1\times {\mathrm{1259}}^1$

素因数の和:1401

約数の個数: 48

約数和(自身を含む): 846825840

約数和(自身を除く): 405961810

約数列:

[1, 2, 5, 10, 19, 38, 95, 97, 190, 194, 361, 485, 722, 970, 1259, 1805, 1843, 2518, 3610, 3686, 6295, 9215, 12590, 18430, 23921, 35017, 47842, 70034, 119605, 122123, 175085, 239210, 244246, 350170, 454499, 610615, 908998, 1221230, 2272495, 2320337, 4544990, 4640674, 11601685, 23203370, 44086403, 88172806, 220432015, 440864030]

約数ペア:

[(1, 440864030), (2, 220432015), (5, 88172806), (10, 44086403), (19, 23203370), (38, 11601685), (95, 4640674), (97, 4544990), (190, 2320337), (194, 2272495), (361, 1221230), (485, 908998), (722, 610615), (970, 454499), (1259, 350170), (1805, 244246), (1843, 239210), (2518, 175085), (3610, 122123), (3686, 119605), (6295, 70034), (9215, 47842), (12590, 35017), (18430, 23921)]