31460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1$

素因数の和:44

約数の個数: 36

約数和(自身を含む): 78204

約数和(自身を除く): 46744

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 121, 130, 143, 220, 242, 260, 286, 484, 572, 605, 715, 1210, 1430, 1573, 2420, 2860, 3146, 6292, 7865, 15730, 31460]

約数ペア:

[(1, 31460), (2, 15730), (4, 7865), (5, 6292), (10, 3146), (11, 2860), (13, 2420), (20, 1573), (22, 1430), (26, 1210), (44, 715), (52, 605), (55, 572), (65, 484), (110, 286), (121, 260), (130, 242), (143, 220)]