4214140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{971}}^1$

素因数の和:1018

約数の個数: 48

約数和(自身を含む): 10450944

約数和(自身を除く): 6236804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 971, 1085, 1942, 2170, 3884, 4340, 4855, 6797, 9710, 13594, 19420, 27188, 30101, 33985, 60202, 67970, 120404, 135940, 150505, 210707, 301010, 421414, 602020, 842828, 1053535, 2107070, 4214140]

約数ペア:

[(1, 4214140), (2, 2107070), (4, 1053535), (5, 842828), (7, 602020), (10, 421414), (14, 301010), (20, 210707), (28, 150505), (31, 135940), (35, 120404), (62, 67970), (70, 60202), (124, 33985), (140, 30101), (155, 27188), (217, 19420), (310, 13594), (434, 9710), (620, 6797), (868, 4855), (971, 4340), (1085, 3884), (1942, 2170)]