420547600

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^2\times {\mathrm{8689}}^1$

素因数の和:8729

約数の個数: 90

約数和(自身を含む): 1110694970

約数和(自身を除く): 690147370

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 121, 176, 200, 220, 242, 275, 400, 440, 484, 550, 605, 880, 968, 1100, 1210, 1936, 2200, 2420, 3025, 4400, 4840, 6050, 8689, 9680, 12100, 17378, 24200, 34756, 43445, 48400, 69512, 86890, 95579, 139024, 173780, 191158, 217225, 347560, 382316, 434450, 477895, 695120, 764632, 868900, 955790, 1051369, 1529264, 1737800, 1911580, 2102738, 2389475, 3475600, 3823160, 4205476, 4778950, 5256845, 7646320, 8410952, 9557900, 10513690, 16821904, 19115800, 21027380, 26284225, 38231600, 42054760, 52568450, 84109520, 105136900, 210273800, 420547600]

約数ペア:

[(1, 420547600), (2, 210273800), (4, 105136900), (5, 84109520), (8, 52568450), (10, 42054760), (11, 38231600), (16, 26284225), (20, 21027380), (22, 19115800), (25, 16821904), (40, 10513690), (44, 9557900), (50, 8410952), (55, 7646320), (80, 5256845), (88, 4778950), (100, 4205476), (110, 3823160), (121, 3475600), (176, 2389475), (200, 2102738), (220, 1911580), (242, 1737800), (275, 1529264), (400, 1051369), (440, 955790), (484, 868900), (550, 764632), (605, 695120), (880, 477895), (968, 434450), (1100, 382316), (1210, 347560), (1936, 217225), (2200, 191158), (2420, 173780), (3025, 139024), (4400, 95579), (4840, 86890), (6050, 69512), (8689, 48400), (9680, 43445), (12100, 34756), (17378, 24200)]