118199960

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{7019}}^1$

素因数の和:7451

約数の個数: 32

約数和(自身を含む): 266619600

約数和(自身を除く): 148419640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 3368, 4210, 7019, 8420, 14038, 16840, 28076, 35095, 56152, 70190, 140380, 280760, 2954999, 5909998, 11819996, 14774995, 23639992, 29549990, 59099980, 118199960]

約数ペア:

[(1, 118199960), (2, 59099980), (4, 29549990), (5, 23639992), (8, 14774995), (10, 11819996), (20, 5909998), (40, 2954999), (421, 280760), (842, 140380), (1684, 70190), (2105, 56152), (3368, 35095), (4210, 28076), (7019, 16840), (8420, 14038)]