22405740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{7621}}^1$

素因数の和:7647

約数の個数: 72

約数和(自身を含む): 72988272

約数和(自身を除く): 50582532

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, 7621, 15242, 22863, 30484, 38105, 45726, 53347, 76210, 91452, 106694, 114315, 152420, 160041, 213388, 228630, 266735, 320082, 373429, 457260, 533470, 640164, 746858, 800205, 1066940, 1120287, 1493716, 1600410, 1867145, 2240574, 3200820, 3734290, 4481148, 5601435, 7468580, 11202870, 22405740]

約数ペア:

[(1, 22405740), (2, 11202870), (3, 7468580), (4, 5601435), (5, 4481148), (6, 3734290), (7, 3200820), (10, 2240574), (12, 1867145), (14, 1600410), (15, 1493716), (20, 1120287), (21, 1066940), (28, 800205), (30, 746858), (35, 640164), (42, 533470), (49, 457260), (60, 373429), (70, 320082), (84, 266735), (98, 228630), (105, 213388), (140, 160041), (147, 152420), (196, 114315), (210, 106694), (245, 91452), (294, 76210), (420, 53347), (490, 45726), (588, 38105), (735, 30484), (980, 22863), (1470, 15242), (2940, 7621)]