11903860

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 25909632

約数和(自身を除く): 14005772

約数列:

[1, 2, 4, 5, 10, 20, 71, 83, 101, 142, 166, 202, 284, 332, 355, 404, 415, 505, 710, 830, 1010, 1420, 1660, 2020, 5893, 7171, 8383, 11786, 14342, 16766, 23572, 28684, 29465, 33532, 35855, 41915, 58930, 71710, 83830, 117860, 143420, 167660, 595193, 1190386, 2380772, 2975965, 5951930, 11903860]

約数ペア:

[(1, 11903860), (2, 5951930), (4, 2975965), (5, 2380772), (10, 1190386), (20, 595193), (71, 167660), (83, 143420), (101, 117860), (142, 83830), (166, 71710), (202, 58930), (284, 41915), (332, 35855), (355, 33532), (404, 29465), (415, 28684), (505, 23572), (710, 16766), (830, 14342), (1010, 11786), (1420, 8383), (1660, 7171), (2020, 5893)]