20023160940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1823603}}^1$

素因数の和:1823679

約数の個数: 72

約数和(自身を含む): 61732642608

約数和(自身を除く): 41709481668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 1823603, 3647206, 5470809, 7294412, 9118015, 10941618, 16412427, 18236030, 21883236, 27354045, 32824854, 36472060, 54708090, 65649708, 82062135, 109416180, 111239783, 164124270, 222479566, 328248540, 333719349, 444959132, 556198915, 667438698, 1001158047, 1112397830, 1334877396, 1668596745, 2002316094, 2224795660, 3337193490, 4004632188, 5005790235, 6674386980, 10011580470, 20023160940]

約数ペア:

[(1, 20023160940), (2, 10011580470), (3, 6674386980), (4, 5005790235), (5, 4004632188), (6, 3337193490), (9, 2224795660), (10, 2002316094), (12, 1668596745), (15, 1334877396), (18, 1112397830), (20, 1001158047), (30, 667438698), (36, 556198915), (45, 444959132), (60, 333719349), (61, 328248540), (90, 222479566), (122, 164124270), (180, 111239783), (183, 109416180), (244, 82062135), (305, 65649708), (366, 54708090), (549, 36472060), (610, 32824854), (732, 27354045), (915, 21883236), (1098, 18236030), (1220, 16412427), (1830, 10941618), (2196, 9118015), (2745, 7294412), (3660, 5470809), (5490, 3647206), (10980, 1823603)]