13590280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{461}}^1$

素因数の和:550

約数の個数: 64

約数和(自身を含む): 33929280

約数和(自身を除く): 20339000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 134, 220, 268, 335, 440, 461, 536, 670, 737, 922, 1340, 1474, 1844, 2305, 2680, 2948, 3685, 3688, 4610, 5071, 5896, 7370, 9220, 10142, 14740, 18440, 20284, 25355, 29480, 30887, 40568, 50710, 61774, 101420, 123548, 154435, 202840, 247096, 308870, 339757, 617740, 679514, 1235480, 1359028, 1698785, 2718056, 3397570, 6795140, 13590280]

約数ペア:

[(1, 13590280), (2, 6795140), (4, 3397570), (5, 2718056), (8, 1698785), (10, 1359028), (11, 1235480), (20, 679514), (22, 617740), (40, 339757), (44, 308870), (55, 247096), (67, 202840), (88, 154435), (110, 123548), (134, 101420), (220, 61774), (268, 50710), (335, 40568), (440, 30887), (461, 29480), (536, 25355), (670, 20284), (737, 18440), (922, 14740), (1340, 10142), (1474, 9220), (1844, 7370), (2305, 5896), (2680, 5071), (2948, 4610), (3685, 3688)]