20473380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1063}}^1$

素因数の和:1185

約数の個数: 72

約数和(自身を含む): 62741952

約数和(自身を除く): 42268572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 107, 180, 214, 321, 428, 535, 642, 963, 1063, 1070, 1284, 1605, 1926, 2126, 2140, 3189, 3210, 3852, 4252, 4815, 5315, 6378, 6420, 9567, 9630, 10630, 12756, 15945, 19134, 19260, 21260, 31890, 38268, 47835, 63780, 95670, 113741, 191340, 227482, 341223, 454964, 568705, 682446, 1023669, 1137410, 1364892, 1706115, 2047338, 2274820, 3412230, 4094676, 5118345, 6824460, 10236690, 20473380]

約数ペア:

[(1, 20473380), (2, 10236690), (3, 6824460), (4, 5118345), (5, 4094676), (6, 3412230), (9, 2274820), (10, 2047338), (12, 1706115), (15, 1364892), (18, 1137410), (20, 1023669), (30, 682446), (36, 568705), (45, 454964), (60, 341223), (90, 227482), (107, 191340), (180, 113741), (214, 95670), (321, 63780), (428, 47835), (535, 38268), (642, 31890), (963, 21260), (1063, 19260), (1070, 19134), (1284, 15945), (1605, 12756), (1926, 10630), (2126, 9630), (2140, 9567), (3189, 6420), (3210, 6378), (3852, 5315), (4252, 4815)]