4170740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^3$

素因数の和:109

約数の個数: 48

約数和(自身を含む): 10343424

約数和(自身を除く): 6172684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 961, 1085, 1922, 2170, 3844, 4340, 4805, 6727, 9610, 13454, 19220, 26908, 29791, 33635, 59582, 67270, 119164, 134540, 148955, 208537, 297910, 417074, 595820, 834148, 1042685, 2085370, 4170740]

約数ペア:

[(1, 4170740), (2, 2085370), (4, 1042685), (5, 834148), (7, 595820), (10, 417074), (14, 297910), (20, 208537), (28, 148955), (31, 134540), (35, 119164), (62, 67270), (70, 59582), (124, 33635), (140, 29791), (155, 26908), (217, 19220), (310, 13454), (434, 9610), (620, 6727), (868, 4805), (961, 4340), (1085, 3844), (1922, 2170)]