13807860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20921}}^1$

素因数の和:20944

約数の個数: 48

約数和(自身を含む): 42178752

約数和(自身を除く): 28370892

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 20921, 41842, 62763, 83684, 104605, 125526, 209210, 230131, 251052, 313815, 418420, 460262, 627630, 690393, 920524, 1150655, 1255260, 1380786, 2301310, 2761572, 3451965, 4602620, 6903930, 13807860]

約数ペア:

[(1, 13807860), (2, 6903930), (3, 4602620), (4, 3451965), (5, 2761572), (6, 2301310), (10, 1380786), (11, 1255260), (12, 1150655), (15, 920524), (20, 690393), (22, 627630), (30, 460262), (33, 418420), (44, 313815), (55, 251052), (60, 230131), (66, 209210), (110, 125526), (132, 104605), (165, 83684), (220, 62763), (330, 41842), (660, 20921)]