20123490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{6269}}^1$

素因数の和:6386

約数の個数: 32

約数和(自身を含む): 48755520

約数和(自身を除く): 28632030

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 107, 214, 321, 535, 642, 1070, 1605, 3210, 6269, 12538, 18807, 31345, 37614, 62690, 94035, 188070, 670783, 1341566, 2012349, 3353915, 4024698, 6707830, 10061745, 20123490]

約数ペア:

[(1, 20123490), (2, 10061745), (3, 6707830), (5, 4024698), (6, 3353915), (10, 2012349), (15, 1341566), (30, 670783), (107, 188070), (214, 94035), (321, 62690), (535, 37614), (642, 31345), (1070, 18807), (1605, 12538), (3210, 6269)]