7418840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1297}}^1$

素因数の和:1332

約数の個数: 64

約数和(自身を含む): 19625760

約数和(自身を除く): 12206920

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1297, 1430, 2594, 2860, 5188, 5720, 6485, 10376, 12970, 14267, 16861, 25940, 28534, 33722, 51880, 57068, 67444, 71335, 84305, 114136, 134888, 142670, 168610, 185471, 285340, 337220, 370942, 570680, 674440, 741884, 927355, 1483768, 1854710, 3709420, 7418840]

約数ペア:

[(1, 7418840), (2, 3709420), (4, 1854710), (5, 1483768), (8, 927355), (10, 741884), (11, 674440), (13, 570680), (20, 370942), (22, 337220), (26, 285340), (40, 185471), (44, 168610), (52, 142670), (55, 134888), (65, 114136), (88, 84305), (104, 71335), (110, 67444), (130, 57068), (143, 51880), (220, 33722), (260, 28534), (286, 25940), (440, 16861), (520, 14267), (572, 12970), (715, 10376), (1144, 6485), (1297, 5720), (1430, 5188), (2594, 2860)]