40184040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25759}}^1$

素因数の和:25786

約数の個数: 64

約数和(自身を含む): 129830400

約数和(自身を除く): 89646360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 25759, 51518, 77277, 103036, 128795, 154554, 206072, 257590, 309108, 334867, 386385, 515180, 618216, 669734, 772770, 1004601, 1030360, 1339468, 1545540, 1674335, 2009202, 2678936, 3091080, 3348670, 4018404, 5023005, 6697340, 8036808, 10046010, 13394680, 20092020, 40184040]

約数ペア:

[(1, 40184040), (2, 20092020), (3, 13394680), (4, 10046010), (5, 8036808), (6, 6697340), (8, 5023005), (10, 4018404), (12, 3348670), (13, 3091080), (15, 2678936), (20, 2009202), (24, 1674335), (26, 1545540), (30, 1339468), (39, 1030360), (40, 1004601), (52, 772770), (60, 669734), (65, 618216), (78, 515180), (104, 386385), (120, 334867), (130, 309108), (156, 257590), (195, 206072), (260, 154554), (312, 128795), (390, 103036), (520, 77277), (780, 51518), (1560, 25759)]