7174780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 16128000

約数和(自身を除く): 8953220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 239, 316, 380, 395, 478, 790, 956, 1195, 1501, 1580, 2390, 3002, 4541, 4780, 6004, 7505, 9082, 15010, 18164, 18881, 22705, 30020, 37762, 45410, 75524, 90820, 94405, 188810, 358739, 377620, 717478, 1434956, 1793695, 3587390, 7174780]

約数ペア:

[(1, 7174780), (2, 3587390), (4, 1793695), (5, 1434956), (10, 717478), (19, 377620), (20, 358739), (38, 188810), (76, 94405), (79, 90820), (95, 75524), (158, 45410), (190, 37762), (239, 30020), (316, 22705), (380, 18881), (395, 18164), (478, 15010), (790, 9082), (956, 7505), (1195, 6004), (1501, 4780), (1580, 4541), (2390, 3002)]