12240680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{383}}^1$

素因数の和:458

約数の個数: 64

約数和(自身を含む): 29859840

約数和(自身を除く): 17619160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 47, 68, 85, 94, 136, 170, 188, 235, 340, 376, 383, 470, 680, 766, 799, 940, 1532, 1598, 1880, 1915, 3064, 3196, 3830, 3995, 6392, 6511, 7660, 7990, 13022, 15320, 15980, 18001, 26044, 31960, 32555, 36002, 52088, 65110, 72004, 90005, 130220, 144008, 180010, 260440, 306017, 360020, 612034, 720040, 1224068, 1530085, 2448136, 3060170, 6120340, 12240680]

約数ペア:

[(1, 12240680), (2, 6120340), (4, 3060170), (5, 2448136), (8, 1530085), (10, 1224068), (17, 720040), (20, 612034), (34, 360020), (40, 306017), (47, 260440), (68, 180010), (85, 144008), (94, 130220), (136, 90005), (170, 72004), (188, 65110), (235, 52088), (340, 36002), (376, 32555), (383, 31960), (470, 26044), (680, 18001), (766, 15980), (799, 15320), (940, 13022), (1532, 7990), (1598, 7660), (1880, 6511), (1915, 6392), (3064, 3995), (3196, 3830)]