889679940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{780421}}^1$

素因数の和:780452

約数の個数: 48

約数和(自身を含む): 2622217920

約数和(自身を除く): 1732537980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 780421, 1560842, 2341263, 3121684, 3902105, 4682526, 7804210, 9365052, 11706315, 14827999, 15608420, 23412630, 29655998, 44483997, 46825260, 59311996, 74139995, 88967994, 148279990, 177935988, 222419985, 296559980, 444839970, 889679940]

約数ペア:

[(1, 889679940), (2, 444839970), (3, 296559980), (4, 222419985), (5, 177935988), (6, 148279990), (10, 88967994), (12, 74139995), (15, 59311996), (19, 46825260), (20, 44483997), (30, 29655998), (38, 23412630), (57, 15608420), (60, 14827999), (76, 11706315), (95, 9365052), (114, 7804210), (190, 4682526), (228, 3902105), (285, 3121684), (380, 2341263), (570, 1560842), (1140, 780421)]