140405672

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{691}}^1\times {\mathrm{2309}}^1$

素因数の和:3017

約数の個数: 32

約数和(自身を含む): 287733600

約数和(自身を除く): 147327928

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 691, 1382, 2309, 2764, 4618, 5528, 7601, 9236, 15202, 18472, 25399, 30404, 50798, 60808, 101596, 203192, 1595519, 3191038, 6382076, 12764152, 17550709, 35101418, 70202836, 140405672]

約数ペア:

[(1, 140405672), (2, 70202836), (4, 35101418), (8, 17550709), (11, 12764152), (22, 6382076), (44, 3191038), (88, 1595519), (691, 203192), (1382, 101596), (2309, 60808), (2764, 50798), (4618, 30404), (5528, 25399), (7601, 18472), (9236, 15202)]