12397210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 27371520

約数和(自身を除く): 14974310

約数列:

[1, 2, 5, 7, 10, 14, 29, 31, 35, 58, 62, 70, 145, 155, 197, 203, 217, 290, 310, 394, 406, 434, 899, 985, 1015, 1085, 1379, 1798, 1970, 2030, 2170, 2758, 4495, 5713, 6107, 6293, 6895, 8990, 11426, 12214, 12586, 13790, 28565, 30535, 31465, 39991, 42749, 57130, 61070, 62930, 79982, 85498, 177103, 199955, 213745, 354206, 399910, 427490, 885515, 1239721, 1771030, 2479442, 6198605, 12397210]

約数ペア:

[(1, 12397210), (2, 6198605), (5, 2479442), (7, 1771030), (10, 1239721), (14, 885515), (29, 427490), (31, 399910), (35, 354206), (58, 213745), (62, 199955), (70, 177103), (145, 85498), (155, 79982), (197, 62930), (203, 61070), (217, 57130), (290, 42749), (310, 39991), (394, 31465), (406, 30535), (434, 28565), (899, 13790), (985, 12586), (1015, 12214), (1085, 11426), (1379, 8990), (1798, 6895), (1970, 6293), (2030, 6107), (2170, 5713), (2758, 4495)]