12455320420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{463}}^1\times {\mathrm{70793}}^1$

素因数の和:71284

約数の個数: 48

約数和(自身を含む): 27592669440

約数和(自身を除く): 15137349020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 463, 926, 1852, 2315, 4630, 8797, 9260, 17594, 35188, 43985, 70793, 87970, 141586, 175940, 283172, 353965, 707930, 1345067, 1415860, 2690134, 5380268, 6725335, 13450670, 26901340, 32777159, 65554318, 131108636, 163885795, 327771590, 622766021, 655543180, 1245532042, 2491064084, 3113830105, 6227660210, 12455320420]

約数ペア:

[(1, 12455320420), (2, 6227660210), (4, 3113830105), (5, 2491064084), (10, 1245532042), (19, 655543180), (20, 622766021), (38, 327771590), (76, 163885795), (95, 131108636), (190, 65554318), (380, 32777159), (463, 26901340), (926, 13450670), (1852, 6725335), (2315, 5380268), (4630, 2690134), (8797, 1415860), (9260, 1345067), (17594, 707930), (35188, 353965), (43985, 283172), (70793, 175940), (87970, 141586)]