19609240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1187}}^1$

素因数の和:1264

約数の個数: 64

約数和(自身を含む): 51321600

約数和(自身を除く): 31712360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 59, 70, 118, 140, 236, 280, 295, 413, 472, 590, 826, 1180, 1187, 1652, 2065, 2360, 2374, 3304, 4130, 4748, 5935, 8260, 8309, 9496, 11870, 16520, 16618, 23740, 33236, 41545, 47480, 66472, 70033, 83090, 140066, 166180, 280132, 332360, 350165, 490231, 560264, 700330, 980462, 1400660, 1960924, 2451155, 2801320, 3921848, 4902310, 9804620, 19609240]

約数ペア:

[(1, 19609240), (2, 9804620), (4, 4902310), (5, 3921848), (7, 2801320), (8, 2451155), (10, 1960924), (14, 1400660), (20, 980462), (28, 700330), (35, 560264), (40, 490231), (56, 350165), (59, 332360), (70, 280132), (118, 166180), (140, 140066), (236, 83090), (280, 70033), (295, 66472), (413, 47480), (472, 41545), (590, 33236), (826, 23740), (1180, 16618), (1187, 16520), (1652, 11870), (2065, 9496), (2360, 8309), (2374, 8260), (3304, 5935), (4130, 4748)]