15820160

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1301}}^1$

素因数の和:1339

約数の個数: 64

約数和(自身を含む): 39841200

約数和(自身を除く): 24021040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1301, 1520, 2432, 2602, 3040, 5204, 6080, 6505, 10408, 12160, 13010, 20816, 24719, 26020, 41632, 49438, 52040, 83264, 98876, 104080, 123595, 166528, 197752, 208160, 247190, 395504, 416320, 494380, 791008, 832640, 988760, 1582016, 1977520, 3164032, 3955040, 7910080, 15820160]

約数ペア:

[(1, 15820160), (2, 7910080), (4, 3955040), (5, 3164032), (8, 1977520), (10, 1582016), (16, 988760), (19, 832640), (20, 791008), (32, 494380), (38, 416320), (40, 395504), (64, 247190), (76, 208160), (80, 197752), (95, 166528), (128, 123595), (152, 104080), (160, 98876), (190, 83264), (304, 52040), (320, 49438), (380, 41632), (608, 26020), (640, 24719), (760, 20816), (1216, 13010), (1301, 12160), (1520, 10408), (2432, 6505), (2602, 6080), (3040, 5204)]