4378480

素因数分解:

$2^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{239}}^1$

素因数の和:481

約数の個数: 40

約数和(自身を含む): 10267200

約数和(自身を除く): 5888720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229, 239, 458, 478, 916, 956, 1145, 1195, 1832, 1912, 2290, 2390, 3664, 3824, 4580, 4780, 9160, 9560, 18320, 19120, 54731, 109462, 218924, 273655, 437848, 547310, 875696, 1094620, 2189240, 4378480]

約数ペア:

[(1, 4378480), (2, 2189240), (4, 1094620), (5, 875696), (8, 547310), (10, 437848), (16, 273655), (20, 218924), (40, 109462), (80, 54731), (229, 19120), (239, 18320), (458, 9560), (478, 9160), (916, 4780), (956, 4580), (1145, 3824), (1195, 3664), (1832, 2390), (1912, 2290)]