20176645540

素因数分解:

$2^2\times 5^1\times {\mathrm{7043}}^1\times {\mathrm{143239}}^1$

素因数の和:150291

約数の個数: 24

約数和(自身を含む): 42377267520

約数和(自身を除く): 22200621980

約数列:

[1, 2, 4, 5, 10, 20, 7043, 14086, 28172, 35215, 70430, 140860, 143239, 286478, 572956, 716195, 1432390, 2864780, 1008832277, 2017664554, 4035329108, 5044161385, 10088322770, 20176645540]

約数ペア:

[(1, 20176645540), (2, 10088322770), (4, 5044161385), (5, 4035329108), (10, 2017664554), (20, 1008832277), (7043, 2864780), (14086, 1432390), (28172, 716195), (35215, 572956), (70430, 286478), (140860, 143239)]