242019980

素因数分解:

$2^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{26951}}^1$

素因数の和:27409

約数の個数: 24

約数和(自身を含む): 509392800

約数和(自身を除く): 267372820

約数列:

[1, 2, 4, 5, 10, 20, 449, 898, 1796, 2245, 4490, 8980, 26951, 53902, 107804, 134755, 269510, 539020, 12100999, 24201998, 48403996, 60504995, 121009990, 242019980]

約数ペア:

[(1, 242019980), (2, 121009990), (4, 60504995), (5, 48403996), (10, 24201998), (20, 12100999), (449, 539020), (898, 269510), (1796, 134755), (2245, 107804), (4490, 53902), (8980, 26951)]