20040102430

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{3557}}^1\times {\mathrm{15227}}^1$

素因数の和:18828

約数の個数: 32

約数和(自身を含む): 37059957216

約数和(自身を除く): 17019854786

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 3557, 7114, 15227, 17785, 30454, 35570, 76135, 131609, 152270, 263218, 563399, 658045, 1126798, 1316090, 2816995, 5633990, 54162439, 108324878, 270812195, 541624390, 2004010243, 4008020486, 10020051215, 20040102430]

約数ペア:

[(1, 20040102430), (2, 10020051215), (5, 4008020486), (10, 2004010243), (37, 541624390), (74, 270812195), (185, 108324878), (370, 54162439), (3557, 5633990), (7114, 2816995), (15227, 1316090), (17785, 1126798), (30454, 658045), (35570, 563399), (76135, 263218), (131609, 152270)]