22509820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{283}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 49095648

約数和(自身を除く): 26585828

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 97, 164, 194, 205, 283, 388, 410, 485, 566, 820, 970, 1132, 1415, 1940, 2830, 3977, 5660, 7954, 11603, 15908, 19885, 23206, 27451, 39770, 46412, 54902, 58015, 79540, 109804, 116030, 137255, 232060, 274510, 549020, 1125491, 2250982, 4501964, 5627455, 11254910, 22509820]

約数ペア:

[(1, 22509820), (2, 11254910), (4, 5627455), (5, 4501964), (10, 2250982), (20, 1125491), (41, 549020), (82, 274510), (97, 232060), (164, 137255), (194, 116030), (205, 109804), (283, 79540), (388, 58015), (410, 54902), (485, 46412), (566, 39770), (820, 27451), (970, 23206), (1132, 19885), (1415, 15908), (1940, 11603), (2830, 7954), (3977, 5660)]