18172920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4093}}^1$

素因数の和:4144

約数の個数: 64

約数和(自身を含む): 56005920

約数和(自身を除く): 37833000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 740, 888, 1110, 1480, 2220, 4093, 4440, 8186, 12279, 16372, 20465, 24558, 32744, 40930, 49116, 61395, 81860, 98232, 122790, 151441, 163720, 245580, 302882, 454323, 491160, 605764, 757205, 908646, 1211528, 1514410, 1817292, 2271615, 3028820, 3634584, 4543230, 6057640, 9086460, 18172920]

約数ペア:

[(1, 18172920), (2, 9086460), (3, 6057640), (4, 4543230), (5, 3634584), (6, 3028820), (8, 2271615), (10, 1817292), (12, 1514410), (15, 1211528), (20, 908646), (24, 757205), (30, 605764), (37, 491160), (40, 454323), (60, 302882), (74, 245580), (111, 163720), (120, 151441), (148, 122790), (185, 98232), (222, 81860), (296, 61395), (370, 49116), (444, 40930), (555, 32744), (740, 24558), (888, 20465), (1110, 16372), (1480, 12279), (2220, 8186), (4093, 4440)]