898589060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{61463}}^1$

素因数の和:61532

約数の個数: 48

約数和(自身を含む): 2044538496

約数和(自身を除く): 1145949436

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 340, 430, 731, 860, 1462, 2924, 3655, 7310, 14620, 61463, 122926, 245852, 307315, 614630, 1044871, 1229260, 2089742, 2642909, 4179484, 5224355, 5285818, 10448710, 10571636, 13214545, 20897420, 26429090, 44929453, 52858180, 89858906, 179717812, 224647265, 449294530, 898589060]

約数ペア:

[(1, 898589060), (2, 449294530), (4, 224647265), (5, 179717812), (10, 89858906), (17, 52858180), (20, 44929453), (34, 26429090), (43, 20897420), (68, 13214545), (85, 10571636), (86, 10448710), (170, 5285818), (172, 5224355), (215, 4179484), (340, 2642909), (430, 2089742), (731, 1229260), (860, 1044871), (1462, 614630), (2924, 307315), (3655, 245852), (7310, 122926), (14620, 61463)]