5285366920

素因数分解:

$2^3\times 5^1\times {\mathrm{911}}^1\times {\mathrm{145043}}^1$

素因数の和:145965

約数の個数: 32

約数和(自身を含む): 11905211520

約数和(自身を除く): 6619844600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 911, 1822, 3644, 4555, 7288, 9110, 18220, 36440, 145043, 290086, 580172, 725215, 1160344, 1450430, 2900860, 5801720, 132134173, 264268346, 528536692, 660670865, 1057073384, 1321341730, 2642683460, 5285366920]

約数ペア:

[(1, 5285366920), (2, 2642683460), (4, 1321341730), (5, 1057073384), (8, 660670865), (10, 528536692), (20, 264268346), (40, 132134173), (911, 5801720), (1822, 2900860), (3644, 1450430), (4555, 1160344), (7288, 725215), (9110, 580172), (18220, 290086), (36440, 145043)]