56615780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12809}}^1$

素因数の和:12848

約数の個数: 48

約数和(自身を含む): 135581040

約数和(自身を除く): 78965260

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 12809, 25618, 51236, 64045, 128090, 166517, 217753, 256180, 333034, 435506, 666068, 832585, 871012, 1088765, 1665170, 2177530, 2830789, 3330340, 4355060, 5661578, 11323156, 14153945, 28307890, 56615780]

約数ペア:

[(1, 56615780), (2, 28307890), (4, 14153945), (5, 11323156), (10, 5661578), (13, 4355060), (17, 3330340), (20, 2830789), (26, 2177530), (34, 1665170), (52, 1088765), (65, 871012), (68, 832585), (85, 666068), (130, 435506), (170, 333034), (221, 256180), (260, 217753), (340, 166517), (442, 128090), (884, 64045), (1105, 51236), (2210, 25618), (4420, 12809)]