28967020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2459}}^1$

素因数の和:2518

約数の個数: 48

約数和(自身を含む): 66124800

約数和(自身を除く): 37157780

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2356, 2459, 2945, 4918, 5890, 9836, 11780, 12295, 24590, 46721, 49180, 76229, 93442, 152458, 186884, 233605, 304916, 381145, 467210, 762290, 934420, 1448351, 1524580, 2896702, 5793404, 7241755, 14483510, 28967020]

約数ペア:

[(1, 28967020), (2, 14483510), (4, 7241755), (5, 5793404), (10, 2896702), (19, 1524580), (20, 1448351), (31, 934420), (38, 762290), (62, 467210), (76, 381145), (95, 304916), (124, 233605), (155, 186884), (190, 152458), (310, 93442), (380, 76229), (589, 49180), (620, 46721), (1178, 24590), (2356, 12295), (2459, 11780), (2945, 9836), (4918, 5890)]