920519940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{37511}}^1$

素因数の和:37932

約数の個数: 48

約数和(自身を含む): 2583826560

約数和(自身を除く): 1663306620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 409, 818, 1227, 1636, 2045, 2454, 4090, 4908, 6135, 8180, 12270, 24540, 37511, 75022, 112533, 150044, 187555, 225066, 375110, 450132, 562665, 750220, 1125330, 2250660, 15341999, 30683998, 46025997, 61367996, 76709995, 92051994, 153419990, 184103988, 230129985, 306839980, 460259970, 920519940]

約数ペア:

[(1, 920519940), (2, 460259970), (3, 306839980), (4, 230129985), (5, 184103988), (6, 153419990), (10, 92051994), (12, 76709995), (15, 61367996), (20, 46025997), (30, 30683998), (60, 15341999), (409, 2250660), (818, 1125330), (1227, 750220), (1636, 562665), (2045, 450132), (2454, 375110), (4090, 225066), (4908, 187555), (6135, 150044), (8180, 112533), (12270, 75022), (24540, 37511)]