30118960

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{16369}}^1$

素因数の和:16405

約数の個数: 40

約数和(自身を含む): 73075680

約数和(自身を除く): 42956720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 16369, 32738, 65476, 81845, 130952, 163690, 261904, 327380, 376487, 654760, 752974, 1309520, 1505948, 1882435, 3011896, 3764870, 6023792, 7529740, 15059480, 30118960]

約数ペア:

[(1, 30118960), (2, 15059480), (4, 7529740), (5, 6023792), (8, 3764870), (10, 3011896), (16, 1882435), (20, 1505948), (23, 1309520), (40, 752974), (46, 654760), (80, 376487), (92, 327380), (115, 261904), (184, 163690), (230, 130952), (368, 81845), (460, 65476), (920, 32738), (1840, 16369)]