109123340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{2309}}^1$

素因数の和:2474

約数の個数: 48

約数和(自身を含む): 244490400

約数和(自身を除く): 135367060

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 139, 170, 278, 340, 556, 695, 1390, 2309, 2363, 2780, 4618, 4726, 9236, 9452, 11545, 11815, 23090, 23630, 39253, 46180, 47260, 78506, 157012, 196265, 320951, 392530, 641902, 785060, 1283804, 1604755, 3209510, 5456167, 6419020, 10912334, 21824668, 27280835, 54561670, 109123340]

約数ペア:

[(1, 109123340), (2, 54561670), (4, 27280835), (5, 21824668), (10, 10912334), (17, 6419020), (20, 5456167), (34, 3209510), (68, 1604755), (85, 1283804), (139, 785060), (170, 641902), (278, 392530), (340, 320951), (556, 196265), (695, 157012), (1390, 78506), (2309, 47260), (2363, 46180), (2780, 39253), (4618, 23630), (4726, 23090), (9236, 11815), (9452, 11545)]