121242860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1\times {\mathrm{691}}^1$

素因数の和:1014

約数の個数: 48

約数和(自身を含む): 264133632

約数和(自身を除く): 142890772

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 283, 310, 566, 620, 691, 1132, 1382, 1415, 2764, 2830, 3455, 5660, 6910, 8773, 13820, 17546, 21421, 35092, 42842, 43865, 85684, 87730, 107105, 175460, 195553, 214210, 391106, 428420, 782212, 977765, 1955530, 3911060, 6062143, 12124286, 24248572, 30310715, 60621430, 121242860]

約数ペア:

[(1, 121242860), (2, 60621430), (4, 30310715), (5, 24248572), (10, 12124286), (20, 6062143), (31, 3911060), (62, 1955530), (124, 977765), (155, 782212), (283, 428420), (310, 391106), (566, 214210), (620, 195553), (691, 175460), (1132, 107105), (1382, 87730), (1415, 85684), (2764, 43865), (2830, 42842), (3455, 35092), (5660, 21421), (6910, 17546), (8773, 13820)]