13108040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^3$

素因数の和:115

約数の個数: 64

約数和(自身を含む): 33246720

約数和(自身を除く): 20138680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 961, 1240, 1364, 1705, 1922, 2728, 3410, 3844, 4805, 6820, 7688, 9610, 10571, 13640, 19220, 21142, 29791, 38440, 42284, 52855, 59582, 84568, 105710, 119164, 148955, 211420, 238328, 297910, 327701, 422840, 595820, 655402, 1191640, 1310804, 1638505, 2621608, 3277010, 6554020, 13108040]

約数ペア:

[(1, 13108040), (2, 6554020), (4, 3277010), (5, 2621608), (8, 1638505), (10, 1310804), (11, 1191640), (20, 655402), (22, 595820), (31, 422840), (40, 327701), (44, 297910), (55, 238328), (62, 211420), (88, 148955), (110, 119164), (124, 105710), (155, 84568), (220, 59582), (248, 52855), (310, 42284), (341, 38440), (440, 29791), (620, 21142), (682, 19220), (961, 13640), (1240, 10571), (1364, 9610), (1705, 7688), (1922, 6820), (2728, 4805), (3410, 3844)]