7488040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{569}}^1$

素因数の和:634

約数の個数: 64

約数和(自身を含む): 19699200

約数和(自身を除く): 12211160

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, 569, 658, 940, 1138, 1316, 1645, 1880, 2276, 2632, 2845, 3290, 3983, 4552, 5690, 6580, 7966, 11380, 13160, 15932, 19915, 22760, 26743, 31864, 39830, 53486, 79660, 106972, 133715, 159320, 187201, 213944, 267430, 374402, 534860, 748804, 936005, 1069720, 1497608, 1872010, 3744020, 7488040]

約数ペア:

[(1, 7488040), (2, 3744020), (4, 1872010), (5, 1497608), (7, 1069720), (8, 936005), (10, 748804), (14, 534860), (20, 374402), (28, 267430), (35, 213944), (40, 187201), (47, 159320), (56, 133715), (70, 106972), (94, 79660), (140, 53486), (188, 39830), (235, 31864), (280, 26743), (329, 22760), (376, 19915), (470, 15932), (569, 13160), (658, 11380), (940, 7966), (1138, 6580), (1316, 5690), (1645, 4552), (1880, 3983), (2276, 3290), (2632, 2845)]