40519640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3079}}^1$

素因数の和:3144

約数の個数: 64

約数和(自身を含む): 106444800

約数和(自身を除く): 65925160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 1316, 1645, 1880, 2632, 3079, 3290, 6158, 6580, 12316, 13160, 15395, 21553, 24632, 30790, 43106, 61580, 86212, 107765, 123160, 144713, 172424, 215530, 289426, 431060, 578852, 723565, 862120, 1012991, 1157704, 1447130, 2025982, 2894260, 4051964, 5064955, 5788520, 8103928, 10129910, 20259820, 40519640]

約数ペア:

[(1, 40519640), (2, 20259820), (4, 10129910), (5, 8103928), (7, 5788520), (8, 5064955), (10, 4051964), (14, 2894260), (20, 2025982), (28, 1447130), (35, 1157704), (40, 1012991), (47, 862120), (56, 723565), (70, 578852), (94, 431060), (140, 289426), (188, 215530), (235, 172424), (280, 144713), (329, 123160), (376, 107765), (470, 86212), (658, 61580), (940, 43106), (1316, 30790), (1645, 24632), (1880, 21553), (2632, 15395), (3079, 13160), (3290, 12316), (6158, 6580)]