2840372220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{966113}}^1$

素因数の和:966139

約数の個数: 72

約数和(自身を含む): 9251507664

約数和(自身を除く): 6411135444

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 966113, 1932226, 2898339, 3864452, 4830565, 5796678, 6762791, 9661130, 11593356, 13525582, 14491695, 19322260, 20288373, 27051164, 28983390, 33813955, 40576746, 47339537, 57966780, 67627910, 81153492, 94679074, 101441865, 135255820, 142018611, 189358148, 202883730, 236697685, 284037222, 405767460, 473395370, 568074444, 710093055, 946790740, 1420186110, 2840372220]

約数ペア:

[(1, 2840372220), (2, 1420186110), (3, 946790740), (4, 710093055), (5, 568074444), (6, 473395370), (7, 405767460), (10, 284037222), (12, 236697685), (14, 202883730), (15, 189358148), (20, 142018611), (21, 135255820), (28, 101441865), (30, 94679074), (35, 81153492), (42, 67627910), (49, 57966780), (60, 47339537), (70, 40576746), (84, 33813955), (98, 28983390), (105, 27051164), (140, 20288373), (147, 19322260), (196, 14491695), (210, 13525582), (245, 11593356), (294, 9661130), (420, 6762791), (490, 5796678), (588, 4830565), (735, 3864452), (980, 2898339), (1470, 1932226), (2940, 966113)]