2912994760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{32381}}^1$

素因数の和:32578

約数の個数: 64

約数和(自身を含む): 7099429680

約数和(自身を除く): 4186434920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 173, 260, 346, 520, 692, 865, 1384, 1730, 2249, 3460, 4498, 6920, 8996, 11245, 17992, 22490, 32381, 44980, 64762, 89960, 129524, 161905, 259048, 323810, 420953, 647620, 841906, 1295240, 1683812, 2104765, 3367624, 4209530, 5601913, 8419060, 11203826, 16838120, 22407652, 28009565, 44815304, 56019130, 72824869, 112038260, 145649738, 224076520, 291299476, 364124345, 582598952, 728248690, 1456497380, 2912994760]

約数ペア:

[(1, 2912994760), (2, 1456497380), (4, 728248690), (5, 582598952), (8, 364124345), (10, 291299476), (13, 224076520), (20, 145649738), (26, 112038260), (40, 72824869), (52, 56019130), (65, 44815304), (104, 28009565), (130, 22407652), (173, 16838120), (260, 11203826), (346, 8419060), (520, 5601913), (692, 4209530), (865, 3367624), (1384, 2104765), (1730, 1683812), (2249, 1295240), (3460, 841906), (4498, 647620), (6920, 420953), (8996, 323810), (11245, 259048), (17992, 161905), (22490, 129524), (32381, 89960), (44980, 64762)]