20196899760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{919}}^1\times {\mathrm{91571}}^1$

素因数の和:92506

約数の個数: 80

約数和(自身を含む): 62679202560

約数和(自身を除く): 42482302800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 919, 1838, 2757, 3676, 4595, 5514, 7352, 9190, 11028, 13785, 14704, 18380, 22056, 27570, 36760, 44112, 55140, 73520, 91571, 110280, 183142, 220560, 274713, 366284, 457855, 549426, 732568, 915710, 1098852, 1373565, 1465136, 1831420, 2197704, 2747130, 3662840, 4395408, 5494260, 7325680, 10988520, 21977040, 84153749, 168307498, 252461247, 336614996, 420768745, 504922494, 673229992, 841537490, 1009844988, 1262306235, 1346459984, 1683074980, 2019689976, 2524612470, 3366149960, 4039379952, 5049224940, 6732299920, 10098449880, 20196899760]

約数ペア:

[(1, 20196899760), (2, 10098449880), (3, 6732299920), (4, 5049224940), (5, 4039379952), (6, 3366149960), (8, 2524612470), (10, 2019689976), (12, 1683074980), (15, 1346459984), (16, 1262306235), (20, 1009844988), (24, 841537490), (30, 673229992), (40, 504922494), (48, 420768745), (60, 336614996), (80, 252461247), (120, 168307498), (240, 84153749), (919, 21977040), (1838, 10988520), (2757, 7325680), (3676, 5494260), (4595, 4395408), (5514, 3662840), (7352, 2747130), (9190, 2197704), (11028, 1831420), (13785, 1465136), (14704, 1373565), (18380, 1098852), (22056, 915710), (27570, 732568), (36760, 549426), (44112, 457855), (55140, 366284), (73520, 274713), (91571, 220560), (110280, 183142)]