15868580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8719}}^1$

素因数の和:8748

約数の個数: 48

約数和(自身を含む): 41018880

約数和(自身を除く): 25150300

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 8719, 17438, 34876, 43595, 61033, 87190, 113347, 122066, 174380, 226694, 244132, 305165, 453388, 566735, 610330, 793429, 1133470, 1220660, 1586858, 2266940, 3173716, 3967145, 7934290, 15868580]

約数ペア:

[(1, 15868580), (2, 7934290), (4, 3967145), (5, 3173716), (7, 2266940), (10, 1586858), (13, 1220660), (14, 1133470), (20, 793429), (26, 610330), (28, 566735), (35, 453388), (52, 305165), (65, 244132), (70, 226694), (91, 174380), (130, 122066), (140, 113347), (182, 87190), (260, 61033), (364, 43595), (455, 34876), (910, 17438), (1820, 8719)]