74003440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1283}}^1$

素因数の和:1406

約数の個数: 80

約数和(自身を含む): 198701568

約数和(自身を除く): 124698128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 103, 112, 140, 206, 280, 412, 515, 560, 721, 824, 1030, 1283, 1442, 1648, 2060, 2566, 2884, 3605, 4120, 5132, 5768, 6415, 7210, 8240, 8981, 10264, 11536, 12830, 14420, 17962, 20528, 25660, 28840, 35924, 44905, 51320, 57680, 71848, 89810, 102640, 132149, 143696, 179620, 264298, 359240, 528596, 660745, 718480, 925043, 1057192, 1321490, 1850086, 2114384, 2642980, 3700172, 4625215, 5285960, 7400344, 9250430, 10571920, 14800688, 18500860, 37001720, 74003440]

約数ペア:

[(1, 74003440), (2, 37001720), (4, 18500860), (5, 14800688), (7, 10571920), (8, 9250430), (10, 7400344), (14, 5285960), (16, 4625215), (20, 3700172), (28, 2642980), (35, 2114384), (40, 1850086), (56, 1321490), (70, 1057192), (80, 925043), (103, 718480), (112, 660745), (140, 528596), (206, 359240), (280, 264298), (412, 179620), (515, 143696), (560, 132149), (721, 102640), (824, 89810), (1030, 71848), (1283, 57680), (1442, 51320), (1648, 44905), (2060, 35924), (2566, 28840), (2884, 25660), (3605, 20528), (4120, 17962), (5132, 14420), (5768, 12830), (6415, 11536), (7210, 10264), (8240, 8981)]