42289780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{523}}^1$

素因数の和:856

約数の個数: 48

約数和(自身を含む): 96130944

約数和(自身を除く): 53841164

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 311, 523, 622, 1046, 1244, 1555, 2092, 2615, 3110, 4043, 5230, 6220, 6799, 8086, 10460, 13598, 16172, 20215, 27196, 33995, 40430, 67990, 80860, 135980, 162653, 325306, 650612, 813265, 1626530, 2114489, 3253060, 4228978, 8457956, 10572445, 21144890, 42289780]

約数ペア:

[(1, 42289780), (2, 21144890), (4, 10572445), (5, 8457956), (10, 4228978), (13, 3253060), (20, 2114489), (26, 1626530), (52, 813265), (65, 650612), (130, 325306), (260, 162653), (311, 135980), (523, 80860), (622, 67990), (1046, 40430), (1244, 33995), (1555, 27196), (2092, 20215), (2615, 16172), (3110, 13598), (4043, 10460), (5230, 8086), (6220, 6799)]