28129620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{12671}}^1$

素因数の和:12720

約数の個数: 48

約数和(自身を含む): 80898048

約数和(自身を除く): 52768428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 12671, 25342, 38013, 50684, 63355, 76026, 126710, 152052, 190065, 253420, 380130, 468827, 760260, 937654, 1406481, 1875308, 2344135, 2812962, 4688270, 5625924, 7032405, 9376540, 14064810, 28129620]

約数ペア:

[(1, 28129620), (2, 14064810), (3, 9376540), (4, 7032405), (5, 5625924), (6, 4688270), (10, 2812962), (12, 2344135), (15, 1875308), (20, 1406481), (30, 937654), (37, 760260), (60, 468827), (74, 380130), (111, 253420), (148, 190065), (185, 152052), (222, 126710), (370, 76026), (444, 63355), (555, 50684), (740, 38013), (1110, 25342), (2220, 12671)]