23240390

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1229}}^1$

素因数の和:1328

約数の個数: 32

約数和(自身を含む): 43925760

約数和(自身を除く): 20685370

約数列:

[1, 2, 5, 10, 31, 61, 62, 122, 155, 305, 310, 610, 1229, 1891, 2458, 3782, 6145, 9455, 12290, 18910, 38099, 74969, 76198, 149938, 190495, 374845, 380990, 749690, 2324039, 4648078, 11620195, 23240390]

約数ペア:

[(1, 23240390), (2, 11620195), (5, 4648078), (10, 2324039), (31, 749690), (61, 380990), (62, 374845), (122, 190495), (155, 149938), (305, 76198), (310, 74969), (610, 38099), (1229, 18910), (1891, 12290), (2458, 9455), (3782, 6145)]