3894440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 9797760

約数和(自身を除く): 5903320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 53, 55, 88, 106, 110, 167, 212, 220, 265, 334, 424, 440, 530, 583, 668, 835, 1060, 1166, 1336, 1670, 1837, 2120, 2332, 2915, 3340, 3674, 4664, 5830, 6680, 7348, 8851, 9185, 11660, 14696, 17702, 18370, 23320, 35404, 36740, 44255, 70808, 73480, 88510, 97361, 177020, 194722, 354040, 389444, 486805, 778888, 973610, 1947220, 3894440]

約数ペア:

[(1, 3894440), (2, 1947220), (4, 973610), (5, 778888), (8, 486805), (10, 389444), (11, 354040), (20, 194722), (22, 177020), (40, 97361), (44, 88510), (53, 73480), (55, 70808), (88, 44255), (106, 36740), (110, 35404), (167, 23320), (212, 18370), (220, 17702), (265, 14696), (334, 11660), (424, 9185), (440, 8851), (530, 7348), (583, 6680), (668, 5830), (835, 4664), (1060, 3674), (1166, 3340), (1336, 2915), (1670, 2332), (1837, 2120)]