15282520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{739}}^1$

素因数の和:808

約数の個数: 64

約数和(自身を含む): 38361600

約数和(自身を除く): 23079080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 88, 94, 110, 188, 220, 235, 376, 440, 470, 517, 739, 940, 1034, 1478, 1880, 2068, 2585, 2956, 3695, 4136, 5170, 5912, 7390, 8129, 10340, 14780, 16258, 20680, 29560, 32516, 34733, 40645, 65032, 69466, 81290, 138932, 162580, 173665, 277864, 325160, 347330, 382063, 694660, 764126, 1389320, 1528252, 1910315, 3056504, 3820630, 7641260, 15282520]

約数ペア:

[(1, 15282520), (2, 7641260), (4, 3820630), (5, 3056504), (8, 1910315), (10, 1528252), (11, 1389320), (20, 764126), (22, 694660), (40, 382063), (44, 347330), (47, 325160), (55, 277864), (88, 173665), (94, 162580), (110, 138932), (188, 81290), (220, 69466), (235, 65032), (376, 40645), (440, 34733), (470, 32516), (517, 29560), (739, 20680), (940, 16258), (1034, 14780), (1478, 10340), (1880, 8129), (2068, 7390), (2585, 5912), (2956, 5170), (3695, 4136)]