20752912420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{929}}^1\times {\mathrm{48563}}^1$

素因数の和:49524

約数の個数: 48

約数和(自身を含む): 45525836160

約数和(自身を除く): 24772923740

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 929, 1858, 3716, 4645, 9290, 18580, 21367, 42734, 48563, 85468, 97126, 106835, 194252, 213670, 242815, 427340, 485630, 971260, 1116949, 2233898, 4467796, 5584745, 11169490, 22338980, 45115027, 90230054, 180460108, 225575135, 451150270, 902300540, 1037645621, 2075291242, 4150582484, 5188228105, 10376456210, 20752912420]

約数ペア:

[(1, 20752912420), (2, 10376456210), (4, 5188228105), (5, 4150582484), (10, 2075291242), (20, 1037645621), (23, 902300540), (46, 451150270), (92, 225575135), (115, 180460108), (230, 90230054), (460, 45115027), (929, 22338980), (1858, 11169490), (3716, 5584745), (4645, 4467796), (9290, 2233898), (18580, 1116949), (21367, 971260), (42734, 485630), (48563, 427340), (85468, 242815), (97126, 213670), (106835, 194252)]