9921780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5011}}^1$

素因数の和:5037

約数の個数: 72

約数和(自身を含む): 32838624

約数和(自身を除く): 22916844

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 5011, 10022, 15033, 20044, 25055, 30066, 45099, 50110, 55121, 60132, 75165, 90198, 100220, 110242, 150330, 165363, 180396, 220484, 225495, 275605, 300660, 330726, 450990, 496089, 551210, 661452, 826815, 901980, 992178, 1102420, 1653630, 1984356, 2480445, 3307260, 4960890, 9921780]

約数ペア:

[(1, 9921780), (2, 4960890), (3, 3307260), (4, 2480445), (5, 1984356), (6, 1653630), (9, 1102420), (10, 992178), (11, 901980), (12, 826815), (15, 661452), (18, 551210), (20, 496089), (22, 450990), (30, 330726), (33, 300660), (36, 275605), (44, 225495), (45, 220484), (55, 180396), (60, 165363), (66, 150330), (90, 110242), (99, 100220), (110, 90198), (132, 75165), (165, 60132), (180, 55121), (198, 50110), (220, 45099), (330, 30066), (396, 25055), (495, 20044), (660, 15033), (990, 10022), (1980, 5011)]