13938640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{277}}^1$

素因数の和:344

約数の個数: 80

約数和(自身を含む): 35368272

約数和(自身を除く): 21429632

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 37, 40, 68, 74, 80, 85, 136, 148, 170, 185, 272, 277, 296, 340, 370, 554, 592, 629, 680, 740, 1108, 1258, 1360, 1385, 1480, 2216, 2516, 2770, 2960, 3145, 4432, 4709, 5032, 5540, 6290, 9418, 10064, 10249, 11080, 12580, 18836, 20498, 22160, 23545, 25160, 37672, 40996, 47090, 50320, 51245, 75344, 81992, 94180, 102490, 163984, 174233, 188360, 204980, 348466, 376720, 409960, 696932, 819920, 871165, 1393864, 1742330, 2787728, 3484660, 6969320, 13938640]

約数ペア:

[(1, 13938640), (2, 6969320), (4, 3484660), (5, 2787728), (8, 1742330), (10, 1393864), (16, 871165), (17, 819920), (20, 696932), (34, 409960), (37, 376720), (40, 348466), (68, 204980), (74, 188360), (80, 174233), (85, 163984), (136, 102490), (148, 94180), (170, 81992), (185, 75344), (272, 51245), (277, 50320), (296, 47090), (340, 40996), (370, 37672), (554, 25160), (592, 23545), (629, 22160), (680, 20498), (740, 18836), (1108, 12580), (1258, 11080), (1360, 10249), (1385, 10064), (1480, 9418), (2216, 6290), (2516, 5540), (2770, 5032), (2960, 4709), (3145, 4432)]