23481880

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{653}}^1$

素因数の和:724

約数の個数: 64

約数和(自身を含む): 56505600

約数和(自身を除く): 33023720

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 62, 116, 124, 145, 155, 232, 248, 290, 310, 580, 620, 653, 899, 1160, 1240, 1306, 1798, 2612, 3265, 3596, 4495, 5224, 6530, 7192, 8990, 13060, 17980, 18937, 20243, 26120, 35960, 37874, 40486, 75748, 80972, 94685, 101215, 151496, 161944, 189370, 202430, 378740, 404860, 587047, 757480, 809720, 1174094, 2348188, 2935235, 4696376, 5870470, 11740940, 23481880]

約数ペア:

[(1, 23481880), (2, 11740940), (4, 5870470), (5, 4696376), (8, 2935235), (10, 2348188), (20, 1174094), (29, 809720), (31, 757480), (40, 587047), (58, 404860), (62, 378740), (116, 202430), (124, 189370), (145, 161944), (155, 151496), (232, 101215), (248, 94685), (290, 80972), (310, 75748), (580, 40486), (620, 37874), (653, 35960), (899, 26120), (1160, 20243), (1240, 18937), (1306, 17980), (1798, 13060), (2612, 8990), (3265, 7192), (3596, 6530), (4495, 5224)]