7634680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 18247680

約数和(自身を除く): 10613000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 47, 62, 94, 124, 131, 155, 188, 235, 248, 262, 310, 376, 470, 524, 620, 655, 940, 1048, 1240, 1310, 1457, 1880, 2620, 2914, 4061, 5240, 5828, 6157, 7285, 8122, 11656, 12314, 14570, 16244, 20305, 24628, 29140, 30785, 32488, 40610, 49256, 58280, 61570, 81220, 123140, 162440, 190867, 246280, 381734, 763468, 954335, 1526936, 1908670, 3817340, 7634680]

約数ペア:

[(1, 7634680), (2, 3817340), (4, 1908670), (5, 1526936), (8, 954335), (10, 763468), (20, 381734), (31, 246280), (40, 190867), (47, 162440), (62, 123140), (94, 81220), (124, 61570), (131, 58280), (155, 49256), (188, 40610), (235, 32488), (248, 30785), (262, 29140), (310, 24628), (376, 20305), (470, 16244), (524, 14570), (620, 12314), (655, 11656), (940, 8122), (1048, 7285), (1240, 6157), (1310, 5828), (1457, 5240), (1880, 4061), (2620, 2914)]