726202420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{4561}}^1$

素因数の和:5008

約数の個数: 48

約数和(自身を含む): 1609473600

約数和(自身を除く): 883271180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 419, 838, 1676, 2095, 4190, 4561, 7961, 8380, 9122, 15922, 18244, 22805, 31844, 39805, 45610, 79610, 86659, 91220, 159220, 173318, 346636, 433295, 866590, 1733180, 1911059, 3822118, 7644236, 9555295, 19110590, 36310121, 38221180, 72620242, 145240484, 181550605, 363101210, 726202420]

約数ペア:

[(1, 726202420), (2, 363101210), (4, 181550605), (5, 145240484), (10, 72620242), (19, 38221180), (20, 36310121), (38, 19110590), (76, 9555295), (95, 7644236), (190, 3822118), (380, 1911059), (419, 1733180), (838, 866590), (1676, 433295), (2095, 346636), (4190, 173318), (4561, 159220), (7961, 91220), (8380, 86659), (9122, 79610), (15922, 45610), (18244, 39805), (22805, 31844)]