20535690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{97789}}^1$

素因数の和:97806

約数の個数: 32

約数和(自身を含む): 56327040

約数和(自身を除く): 35791350

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 97789, 195578, 293367, 488945, 586734, 684523, 977890, 1369046, 1466835, 2053569, 2933670, 3422615, 4107138, 6845230, 10267845, 20535690]

約数ペア:

[(1, 20535690), (2, 10267845), (3, 6845230), (5, 4107138), (6, 3422615), (7, 2933670), (10, 2053569), (14, 1466835), (15, 1369046), (21, 977890), (30, 684523), (35, 586734), (42, 488945), (70, 293367), (105, 195578), (210, 97789)]