20483940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{9227}}^1$

素因数の和:9276

約数の個数: 48

約数和(自身を含む): 58911552

約数和(自身を除く): 38427612

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, 9227, 18454, 27681, 36908, 46135, 55362, 92270, 110724, 138405, 184540, 276810, 341399, 553620, 682798, 1024197, 1365596, 1706995, 2048394, 3413990, 4096788, 5120985, 6827980, 10241970, 20483940]

約数ペア:

[(1, 20483940), (2, 10241970), (3, 6827980), (4, 5120985), (5, 4096788), (6, 3413990), (10, 2048394), (12, 1706995), (15, 1365596), (20, 1024197), (30, 682798), (37, 553620), (60, 341399), (74, 276810), (111, 184540), (148, 138405), (185, 110724), (222, 92270), (370, 55362), (444, 46135), (555, 36908), (740, 27681), (1110, 18454), (2220, 9227)]