31075460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2543}}^1$

素因数の和:2612

約数の個数: 48

約数和(自身を含む): 71801856

約数和(自身を除く): 40726396

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 470, 611, 940, 1222, 2444, 2543, 3055, 5086, 6110, 10172, 12220, 12715, 25430, 33059, 50860, 66118, 119521, 132236, 165295, 239042, 330590, 478084, 597605, 661180, 1195210, 1553773, 2390420, 3107546, 6215092, 7768865, 15537730, 31075460]

約数ペア:

[(1, 31075460), (2, 15537730), (4, 7768865), (5, 6215092), (10, 3107546), (13, 2390420), (20, 1553773), (26, 1195210), (47, 661180), (52, 597605), (65, 478084), (94, 330590), (130, 239042), (188, 165295), (235, 132236), (260, 119521), (470, 66118), (611, 50860), (940, 33059), (1222, 25430), (2444, 12715), (2543, 12220), (3055, 10172), (5086, 6110)]