22073740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1163}}^1$

素因数の和:1258

約数の個数: 48

約数和(自身を含む): 50647968

約数和(自身を除く): 28574228

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 730, 949, 1163, 1460, 1898, 2326, 3796, 4652, 4745, 5815, 9490, 11630, 15119, 18980, 23260, 30238, 60476, 75595, 84899, 151190, 169798, 302380, 339596, 424495, 848990, 1103687, 1697980, 2207374, 4414748, 5518435, 11036870, 22073740]

約数ペア:

[(1, 22073740), (2, 11036870), (4, 5518435), (5, 4414748), (10, 2207374), (13, 1697980), (20, 1103687), (26, 848990), (52, 424495), (65, 339596), (73, 302380), (130, 169798), (146, 151190), (260, 84899), (292, 75595), (365, 60476), (730, 30238), (949, 23260), (1163, 18980), (1460, 15119), (1898, 11630), (2326, 9490), (3796, 5815), (4652, 4745)]