17513920

素因数分解:

$2^6\times 5^1\times {\mathrm{229}}^1\times {\mathrm{239}}^1$

素因数の和:485

約数の個数: 56

約数和(自身を含む): 42062400

約数和(自身を除く): 24548480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 229, 239, 320, 458, 478, 916, 956, 1145, 1195, 1832, 1912, 2290, 2390, 3664, 3824, 4580, 4780, 7328, 7648, 9160, 9560, 14656, 15296, 18320, 19120, 36640, 38240, 54731, 73280, 76480, 109462, 218924, 273655, 437848, 547310, 875696, 1094620, 1751392, 2189240, 3502784, 4378480, 8756960, 17513920]

約数ペア:

[(1, 17513920), (2, 8756960), (4, 4378480), (5, 3502784), (8, 2189240), (10, 1751392), (16, 1094620), (20, 875696), (32, 547310), (40, 437848), (64, 273655), (80, 218924), (160, 109462), (229, 76480), (239, 73280), (320, 54731), (458, 38240), (478, 36640), (916, 19120), (956, 18320), (1145, 15296), (1195, 14656), (1832, 9560), (1912, 9160), (2290, 7648), (2390, 7328), (3664, 4780), (3824, 4580)]