2446840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:172

約数の個数: 64

約数和(自身を含む): 6168960

約数和(自身を除く): 3722120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 83, 88, 110, 134, 166, 220, 268, 332, 335, 415, 440, 536, 664, 670, 737, 830, 913, 1340, 1474, 1660, 1826, 2680, 2948, 3320, 3652, 3685, 4565, 5561, 5896, 7304, 7370, 9130, 11122, 14740, 18260, 22244, 27805, 29480, 36520, 44488, 55610, 61171, 111220, 122342, 222440, 244684, 305855, 489368, 611710, 1223420, 2446840]

約数ペア:

[(1, 2446840), (2, 1223420), (4, 611710), (5, 489368), (8, 305855), (10, 244684), (11, 222440), (20, 122342), (22, 111220), (40, 61171), (44, 55610), (55, 44488), (67, 36520), (83, 29480), (88, 27805), (110, 22244), (134, 18260), (166, 14740), (220, 11122), (268, 9130), (332, 7370), (335, 7304), (415, 5896), (440, 5561), (536, 4565), (664, 3685), (670, 3652), (737, 3320), (830, 2948), (913, 2680), (1340, 1826), (1474, 1660)]