711587620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{811}}^1\times {\mathrm{2309}}^1$

素因数の和:3148

約数の個数: 48

約数和(自身を含む): 1575604800

約数和(自身を除く): 864017180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 811, 1622, 2309, 3244, 4055, 4618, 8110, 9236, 11545, 15409, 16220, 23090, 30818, 43871, 46180, 61636, 77045, 87742, 154090, 175484, 219355, 308180, 438710, 877420, 1872599, 3745198, 7490396, 9362995, 18725990, 35579381, 37451980, 71158762, 142317524, 177896905, 355793810, 711587620]

約数ペア:

[(1, 711587620), (2, 355793810), (4, 177896905), (5, 142317524), (10, 71158762), (19, 37451980), (20, 35579381), (38, 18725990), (76, 9362995), (95, 7490396), (190, 3745198), (380, 1872599), (811, 877420), (1622, 438710), (2309, 308180), (3244, 219355), (4055, 175484), (4618, 154090), (8110, 87742), (9236, 77045), (11545, 61636), (15409, 46180), (16220, 43871), (23090, 30818)]