620104472

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1\times {\mathrm{653}}^1$

素因数の和:1092

約数の個数: 64

約数和(自身を含む): 1311871680

約数和(自身を除く): 691767208

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 184, 299, 397, 598, 653, 794, 1196, 1306, 1588, 2392, 2612, 3176, 5161, 5224, 8489, 9131, 10322, 15019, 16978, 18262, 20644, 30038, 33956, 36524, 41288, 60076, 67912, 73048, 118703, 120152, 195247, 237406, 259241, 390494, 474812, 518482, 780988, 949624, 1036964, 1561976, 2073928, 3370133, 5962543, 6740266, 11925086, 13480532, 23850172, 26961064, 47700344, 77513059, 155026118, 310052236, 620104472]

約数ペア:

[(1, 620104472), (2, 310052236), (4, 155026118), (8, 77513059), (13, 47700344), (23, 26961064), (26, 23850172), (46, 13480532), (52, 11925086), (92, 6740266), (104, 5962543), (184, 3370133), (299, 2073928), (397, 1561976), (598, 1036964), (653, 949624), (794, 780988), (1196, 518482), (1306, 474812), (1588, 390494), (2392, 259241), (2612, 237406), (3176, 195247), (5161, 120152), (5224, 118703), (8489, 73048), (9131, 67912), (10322, 60076), (15019, 41288), (16978, 36524), (18262, 33956), (20644, 30038)]