1119157420

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{691}}^1\times {\mathrm{1723}}^1$

素因数の和:2470

約数の個数: 48

約数和(自身を含む): 2405104128

約数和(自身を除く): 1285946708

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 691, 940, 1382, 1723, 2764, 3446, 3455, 6892, 6910, 8615, 13820, 17230, 32477, 34460, 64954, 80981, 129908, 161962, 162385, 323924, 324770, 404905, 649540, 809810, 1190593, 1619620, 2381186, 4762372, 5952965, 11905930, 23811860, 55957871, 111915742, 223831484, 279789355, 559578710, 1119157420]

約数ペア:

[(1, 1119157420), (2, 559578710), (4, 279789355), (5, 223831484), (10, 111915742), (20, 55957871), (47, 23811860), (94, 11905930), (188, 5952965), (235, 4762372), (470, 2381186), (691, 1619620), (940, 1190593), (1382, 809810), (1723, 649540), (2764, 404905), (3446, 324770), (3455, 323924), (6892, 162385), (6910, 161962), (8615, 129908), (13820, 80981), (17230, 64954), (32477, 34460)]