40394680

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{359}}^1$

素因数の和:496

約数の個数: 64

約数和(自身を含む): 95256000

約数和(自身を除く): 54861320

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 97, 116, 145, 194, 232, 290, 359, 388, 485, 580, 718, 776, 970, 1160, 1436, 1795, 1940, 2813, 2872, 3590, 3880, 5626, 7180, 10411, 11252, 14065, 14360, 20822, 22504, 28130, 34823, 41644, 52055, 56260, 69646, 83288, 104110, 112520, 139292, 174115, 208220, 278584, 348230, 416440, 696460, 1009867, 1392920, 2019734, 4039468, 5049335, 8078936, 10098670, 20197340, 40394680]

約数ペア:

[(1, 40394680), (2, 20197340), (4, 10098670), (5, 8078936), (8, 5049335), (10, 4039468), (20, 2019734), (29, 1392920), (40, 1009867), (58, 696460), (97, 416440), (116, 348230), (145, 278584), (194, 208220), (232, 174115), (290, 139292), (359, 112520), (388, 104110), (485, 83288), (580, 69646), (718, 56260), (776, 52055), (970, 41644), (1160, 34823), (1436, 28130), (1795, 22504), (1940, 20822), (2813, 14360), (2872, 14065), (3590, 11252), (3880, 10411), (5626, 7180)]