68237420

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1\times {\mathrm{317}}^1$

素因数の和:602

約数の個数: 48

約数和(自身を含む): 147450240

約数和(自身を除く): 79212820

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 229, 235, 317, 458, 470, 634, 916, 940, 1145, 1268, 1585, 2290, 3170, 4580, 6340, 10763, 14899, 21526, 29798, 43052, 53815, 59596, 72593, 74495, 107630, 145186, 148990, 215260, 290372, 297980, 362965, 725930, 1451860, 3411871, 6823742, 13647484, 17059355, 34118710, 68237420]

約数ペア:

[(1, 68237420), (2, 34118710), (4, 17059355), (5, 13647484), (10, 6823742), (20, 3411871), (47, 1451860), (94, 725930), (188, 362965), (229, 297980), (235, 290372), (317, 215260), (458, 148990), (470, 145186), (634, 107630), (916, 74495), (940, 72593), (1145, 59596), (1268, 53815), (1585, 43052), (2290, 29798), (3170, 21526), (4580, 14899), (6340, 10763)]