29406909980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{673}}^1\times {\mathrm{44587}}^1$

素因数の和:45283

約数の個数: 72

約数和(自身を含む): 71945234928

約数和(自身を除く): 42538324948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 673, 980, 1346, 2692, 3365, 4711, 6730, 9422, 13460, 18844, 23555, 32977, 44587, 47110, 65954, 89174, 94220, 131908, 164885, 178348, 222935, 312109, 329770, 445870, 624218, 659540, 891740, 1248436, 1560545, 2184763, 3121090, 4369526, 6242180, 8739052, 10923815, 21847630, 30007051, 43695260, 60014102, 120028204, 150035255, 210049357, 300070510, 420098714, 600141020, 840197428, 1050246785, 1470345499, 2100493570, 2940690998, 4200987140, 5881381996, 7351727495, 14703454990, 29406909980]

約数ペア:

[(1, 29406909980), (2, 14703454990), (4, 7351727495), (5, 5881381996), (7, 4200987140), (10, 2940690998), (14, 2100493570), (20, 1470345499), (28, 1050246785), (35, 840197428), (49, 600141020), (70, 420098714), (98, 300070510), (140, 210049357), (196, 150035255), (245, 120028204), (490, 60014102), (673, 43695260), (980, 30007051), (1346, 21847630), (2692, 10923815), (3365, 8739052), (4711, 6242180), (6730, 4369526), (9422, 3121090), (13460, 2184763), (18844, 1560545), (23555, 1248436), (32977, 891740), (44587, 659540), (47110, 624218), (65954, 445870), (89174, 329770), (94220, 312109), (131908, 222935), (164885, 178348)]