2095804520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^3\times {\mathrm{659}}^1$

素因数の和:799

約数の個数: 64

約数和(自身を含む): 4835160000

約数和(自身を除く): 2739355480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 659, 860, 1318, 1720, 1849, 2636, 3295, 3698, 5272, 6590, 7396, 9245, 13180, 14792, 18490, 26360, 28337, 36980, 56674, 73960, 79507, 113348, 141685, 159014, 226696, 283370, 318028, 397535, 566740, 636056, 795070, 1133480, 1218491, 1590140, 2436982, 3180280, 4873964, 6092455, 9747928, 12184910, 24369820, 48739640, 52395113, 104790226, 209580452, 261975565, 419160904, 523951130, 1047902260, 2095804520]

約数ペア:

[(1, 2095804520), (2, 1047902260), (4, 523951130), (5, 419160904), (8, 261975565), (10, 209580452), (20, 104790226), (40, 52395113), (43, 48739640), (86, 24369820), (172, 12184910), (215, 9747928), (344, 6092455), (430, 4873964), (659, 3180280), (860, 2436982), (1318, 1590140), (1720, 1218491), (1849, 1133480), (2636, 795070), (3295, 636056), (3698, 566740), (5272, 397535), (6590, 318028), (7396, 283370), (9245, 226696), (13180, 159014), (14792, 141685), (18490, 113348), (26360, 79507), (28337, 73960), (36980, 56674)]