16874540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1601}}^1$

素因数の和:1658

約数の個数: 48

約数和(自身を含む): 38755584

約数和(自身を除く): 21881044

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 1054, 1601, 2108, 2635, 3202, 5270, 6404, 8005, 10540, 16010, 27217, 32020, 49631, 54434, 99262, 108868, 136085, 198524, 248155, 272170, 496310, 544340, 843727, 992620, 1687454, 3374908, 4218635, 8437270, 16874540]

約数ペア:

[(1, 16874540), (2, 8437270), (4, 4218635), (5, 3374908), (10, 1687454), (17, 992620), (20, 843727), (31, 544340), (34, 496310), (62, 272170), (68, 248155), (85, 198524), (124, 136085), (155, 108868), (170, 99262), (310, 54434), (340, 49631), (527, 32020), (620, 27217), (1054, 16010), (1601, 10540), (2108, 8005), (2635, 6404), (3202, 5270)]