31436440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{373}}^1$

素因数の和:441

約数の個数: 96

約数和(自身を含む): 84419280

約数和(自身を除く): 52982840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 49, 56, 70, 86, 98, 140, 172, 196, 215, 245, 280, 301, 344, 373, 392, 430, 490, 602, 746, 860, 980, 1204, 1492, 1505, 1720, 1865, 1960, 2107, 2408, 2611, 2984, 3010, 3730, 4214, 5222, 6020, 7460, 8428, 10444, 10535, 12040, 13055, 14920, 16039, 16856, 18277, 20888, 21070, 26110, 32078, 36554, 42140, 52220, 64156, 73108, 80195, 84280, 91385, 104440, 112273, 128312, 146216, 160390, 182770, 224546, 320780, 365540, 449092, 561365, 641560, 731080, 785911, 898184, 1122730, 1571822, 2245460, 3143644, 3929555, 4490920, 6287288, 7859110, 15718220, 31436440]

約数ペア:

[(1, 31436440), (2, 15718220), (4, 7859110), (5, 6287288), (7, 4490920), (8, 3929555), (10, 3143644), (14, 2245460), (20, 1571822), (28, 1122730), (35, 898184), (40, 785911), (43, 731080), (49, 641560), (56, 561365), (70, 449092), (86, 365540), (98, 320780), (140, 224546), (172, 182770), (196, 160390), (215, 146216), (245, 128312), (280, 112273), (301, 104440), (344, 91385), (373, 84280), (392, 80195), (430, 73108), (490, 64156), (602, 52220), (746, 42140), (860, 36554), (980, 32078), (1204, 26110), (1492, 21070), (1505, 20888), (1720, 18277), (1865, 16856), (1960, 16039), (2107, 14920), (2408, 13055), (2611, 12040), (2984, 10535), (3010, 10444), (3730, 8428), (4214, 7460), (5222, 6020)]