16247420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{281}}^1$

素因数の和:363

約数の個数: 72

約数和(自身を含む): 40506480

約数和(自身を除く): 24259060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 59, 70, 98, 118, 140, 196, 236, 245, 281, 295, 413, 490, 562, 590, 826, 980, 1124, 1180, 1405, 1652, 1967, 2065, 2810, 2891, 3934, 4130, 5620, 5782, 7868, 8260, 9835, 11564, 13769, 14455, 16579, 19670, 27538, 28910, 33158, 39340, 55076, 57820, 66316, 68845, 82895, 116053, 137690, 165790, 232106, 275380, 331580, 464212, 580265, 812371, 1160530, 1624742, 2321060, 3249484, 4061855, 8123710, 16247420]

約数ペア:

[(1, 16247420), (2, 8123710), (4, 4061855), (5, 3249484), (7, 2321060), (10, 1624742), (14, 1160530), (20, 812371), (28, 580265), (35, 464212), (49, 331580), (59, 275380), (70, 232106), (98, 165790), (118, 137690), (140, 116053), (196, 82895), (236, 68845), (245, 66316), (281, 57820), (295, 55076), (413, 39340), (490, 33158), (562, 28910), (590, 27538), (826, 19670), (980, 16579), (1124, 14455), (1180, 13769), (1405, 11564), (1652, 9835), (1967, 8260), (2065, 7868), (2810, 5782), (2891, 5620), (3934, 4130)]