102412940

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{14929}}^1$

素因数の和:14959

約数の個数: 48

約数和(自身を含む): 250824000

約数和(自身を除く): 148411060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 14929, 29858, 59716, 74645, 104503, 149290, 209006, 298580, 418012, 522515, 731521, 1045030, 1463042, 2090060, 2926084, 3657605, 5120647, 7315210, 10241294, 14630420, 20482588, 25603235, 51206470, 102412940]

約数ペア:

[(1, 102412940), (2, 51206470), (4, 25603235), (5, 20482588), (7, 14630420), (10, 10241294), (14, 7315210), (20, 5120647), (28, 3657605), (35, 2926084), (49, 2090060), (70, 1463042), (98, 1045030), (140, 731521), (196, 522515), (245, 418012), (343, 298580), (490, 209006), (686, 149290), (980, 104503), (1372, 74645), (1715, 59716), (3430, 29858), (6860, 14929)]