12955740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{283}}^1$

素因数の和:411

約数の個数: 96

約数和(自身を含む): 41986560

約数和(自身を除く): 29030820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 109, 140, 210, 218, 283, 327, 420, 436, 545, 566, 654, 763, 849, 1090, 1132, 1308, 1415, 1526, 1635, 1698, 1981, 2180, 2289, 2830, 3052, 3270, 3396, 3815, 3962, 4245, 4578, 5660, 5943, 6540, 7630, 7924, 8490, 9156, 9905, 11445, 11886, 15260, 16980, 19810, 22890, 23772, 29715, 30847, 39620, 45780, 59430, 61694, 92541, 118860, 123388, 154235, 185082, 215929, 308470, 370164, 431858, 462705, 616940, 647787, 863716, 925410, 1079645, 1295574, 1850820, 2159290, 2591148, 3238935, 4318580, 6477870, 12955740]

約数ペア:

[(1, 12955740), (2, 6477870), (3, 4318580), (4, 3238935), (5, 2591148), (6, 2159290), (7, 1850820), (10, 1295574), (12, 1079645), (14, 925410), (15, 863716), (20, 647787), (21, 616940), (28, 462705), (30, 431858), (35, 370164), (42, 308470), (60, 215929), (70, 185082), (84, 154235), (105, 123388), (109, 118860), (140, 92541), (210, 61694), (218, 59430), (283, 45780), (327, 39620), (420, 30847), (436, 29715), (545, 23772), (566, 22890), (654, 19810), (763, 16980), (849, 15260), (1090, 11886), (1132, 11445), (1308, 9905), (1415, 9156), (1526, 8490), (1635, 7924), (1698, 7630), (1981, 6540), (2180, 5943), (2289, 5660), (2830, 4578), (3052, 4245), (3270, 3962), (3396, 3815)]