298540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:102

約数の個数: 48

約数和(自身を含む): 725760

約数和(自身を除く): 427220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 59, 92, 110, 115, 118, 220, 230, 236, 253, 295, 460, 506, 590, 649, 1012, 1180, 1265, 1298, 1357, 2530, 2596, 2714, 3245, 5060, 5428, 6490, 6785, 12980, 13570, 14927, 27140, 29854, 59708, 74635, 149270, 298540]

約数ペア:

[(1, 298540), (2, 149270), (4, 74635), (5, 59708), (10, 29854), (11, 27140), (20, 14927), (22, 13570), (23, 12980), (44, 6785), (46, 6490), (55, 5428), (59, 5060), (92, 3245), (110, 2714), (115, 2596), (118, 2530), (220, 1357), (230, 1298), (236, 1265), (253, 1180), (295, 1012), (460, 649), (506, 590)]