40199870

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1259}}^1$

素因数の和:1400

約数の個数: 32

約数和(自身を含む): 75479040

約数和(自身を除く): 35279170

約数列:

[1, 2, 5, 10, 31, 62, 103, 155, 206, 310, 515, 1030, 1259, 2518, 3193, 6295, 6386, 12590, 15965, 31930, 39029, 78058, 129677, 195145, 259354, 390290, 648385, 1296770, 4019987, 8039974, 20099935, 40199870]

約数ペア:

[(1, 40199870), (2, 20099935), (5, 8039974), (10, 4019987), (31, 1296770), (62, 648385), (103, 390290), (155, 259354), (206, 195145), (310, 129677), (515, 78058), (1030, 39029), (1259, 31930), (2518, 15965), (3193, 12590), (6295, 6386)]