7580820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9719}}^1$

素因数の和:9744

約数の個数: 48

約数和(自身を含む): 22861440

約数和(自身を除く): 15280620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 9719, 19438, 29157, 38876, 48595, 58314, 97190, 116628, 126347, 145785, 194380, 252694, 291570, 379041, 505388, 583140, 631735, 758082, 1263470, 1516164, 1895205, 2526940, 3790410, 7580820]

約数ペア:

[(1, 7580820), (2, 3790410), (3, 2526940), (4, 1895205), (5, 1516164), (6, 1263470), (10, 758082), (12, 631735), (13, 583140), (15, 505388), (20, 379041), (26, 291570), (30, 252694), (39, 194380), (52, 145785), (60, 126347), (65, 116628), (78, 97190), (130, 58314), (156, 48595), (195, 38876), (260, 29157), (390, 19438), (780, 9719)]