13559260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{431}}^1$

素因数の和:475

約数の個数: 72

約数和(自身を含む): 33784128

約数和(自身を除く): 20224868

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, 431, 484, 572, 605, 715, 862, 1210, 1430, 1573, 1724, 2155, 2420, 2860, 3146, 4310, 4741, 5603, 6292, 7865, 8620, 9482, 11206, 15730, 18964, 22412, 23705, 28015, 31460, 47410, 52151, 56030, 61633, 94820, 104302, 112060, 123266, 208604, 246532, 260755, 308165, 521510, 616330, 677963, 1043020, 1232660, 1355926, 2711852, 3389815, 6779630, 13559260]

約数ペア:

[(1, 13559260), (2, 6779630), (4, 3389815), (5, 2711852), (10, 1355926), (11, 1232660), (13, 1043020), (20, 677963), (22, 616330), (26, 521510), (44, 308165), (52, 260755), (55, 246532), (65, 208604), (110, 123266), (121, 112060), (130, 104302), (143, 94820), (220, 61633), (242, 56030), (260, 52151), (286, 47410), (431, 31460), (484, 28015), (572, 23705), (605, 22412), (715, 18964), (862, 15730), (1210, 11206), (1430, 9482), (1573, 8620), (1724, 7865), (2155, 6292), (2420, 5603), (2860, 4741), (3146, 4310)]