290020612

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{87041}}^1$

素因数の和:87076

約数の個数: 36

約数和(自身を含む): 625135644

約数和(自身を除く): 335115032

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 238, 476, 833, 1666, 3332, 87041, 174082, 348164, 609287, 1218574, 1479697, 2437148, 2959394, 4265009, 5918788, 8530018, 10357879, 17060036, 20715758, 41431516, 72505153, 145010306, 290020612]

約数ペア:

[(1, 290020612), (2, 145010306), (4, 72505153), (7, 41431516), (14, 20715758), (17, 17060036), (28, 10357879), (34, 8530018), (49, 5918788), (68, 4265009), (98, 2959394), (119, 2437148), (196, 1479697), (238, 1218574), (476, 609287), (833, 348164), (1666, 174082), (3332, 87041)]