21939360

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{45707}}^1$

素因数の和:45725

約数の個数: 48

約数和(自身を含む): 69110496

約数和(自身を除く): 47171136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 45707, 91414, 137121, 182828, 228535, 274242, 365656, 457070, 548484, 685605, 731312, 914140, 1096968, 1371210, 1462624, 1828280, 2193936, 2742420, 3656560, 4387872, 5484840, 7313120, 10969680, 21939360]

約数ペア:

[(1, 21939360), (2, 10969680), (3, 7313120), (4, 5484840), (5, 4387872), (6, 3656560), (8, 2742420), (10, 2193936), (12, 1828280), (15, 1462624), (16, 1371210), (20, 1096968), (24, 914140), (30, 731312), (32, 685605), (40, 548484), (48, 457070), (60, 365656), (80, 274242), (96, 228535), (120, 182828), (160, 137121), (240, 91414), (480, 45707)]