29821060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{631}}^1$

素因数の和:796

約数の個数: 48

約数和(自身を含む): 66890880

約数和(自身を除く): 37069820

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 139, 170, 278, 340, 556, 631, 695, 1262, 1390, 2363, 2524, 2780, 3155, 4726, 6310, 9452, 10727, 11815, 12620, 21454, 23630, 42908, 47260, 53635, 87709, 107270, 175418, 214540, 350836, 438545, 877090, 1491053, 1754180, 2982106, 5964212, 7455265, 14910530, 29821060]

約数ペア:

[(1, 29821060), (2, 14910530), (4, 7455265), (5, 5964212), (10, 2982106), (17, 1754180), (20, 1491053), (34, 877090), (68, 438545), (85, 350836), (139, 214540), (170, 175418), (278, 107270), (340, 87709), (556, 53635), (631, 47260), (695, 42908), (1262, 23630), (1390, 21454), (2363, 12620), (2524, 11815), (2780, 10727), (3155, 9452), (4726, 6310)]