31095970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2683}}^1$

素因数の和:2770

約数の個数: 32

約数和(自身を含む): 59906880

約数和(自身を除く): 28810910

約数列:

[1, 2, 5, 10, 19, 38, 61, 95, 122, 190, 305, 610, 1159, 2318, 2683, 5366, 5795, 11590, 13415, 26830, 50977, 101954, 163663, 254885, 327326, 509770, 818315, 1636630, 3109597, 6219194, 15547985, 31095970]

約数ペア:

[(1, 31095970), (2, 15547985), (5, 6219194), (10, 3109597), (19, 1636630), (38, 818315), (61, 509770), (95, 327326), (122, 254885), (190, 163663), (305, 101954), (610, 50977), (1159, 26830), (2318, 13415), (2683, 11590), (5366, 5795)]