111020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:90

約数の個数: 48

約数和(自身を含む): 291648

約数和(自身を除く): 180628

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 61, 65, 70, 91, 122, 130, 140, 182, 244, 260, 305, 364, 427, 455, 610, 793, 854, 910, 1220, 1586, 1708, 1820, 2135, 3172, 3965, 4270, 5551, 7930, 8540, 11102, 15860, 22204, 27755, 55510, 111020]

約数ペア:

[(1, 111020), (2, 55510), (4, 27755), (5, 22204), (7, 15860), (10, 11102), (13, 8540), (14, 7930), (20, 5551), (26, 4270), (28, 3965), (35, 3172), (52, 2135), (61, 1820), (65, 1708), (70, 1586), (91, 1220), (122, 910), (130, 854), (140, 793), (182, 610), (244, 455), (260, 427), (305, 364)]