9190740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11783}}^1$

素因数の和:11808

約数の個数: 48

約数和(自身を含む): 27715968

約数和(自身を除く): 18525228

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, 11783, 23566, 35349, 47132, 58915, 70698, 117830, 141396, 153179, 176745, 235660, 306358, 353490, 459537, 612716, 706980, 765895, 919074, 1531790, 1838148, 2297685, 3063580, 4595370, 9190740]

約数ペア:

[(1, 9190740), (2, 4595370), (3, 3063580), (4, 2297685), (5, 1838148), (6, 1531790), (10, 919074), (12, 765895), (13, 706980), (15, 612716), (20, 459537), (26, 353490), (30, 306358), (39, 235660), (52, 176745), (60, 153179), (65, 141396), (78, 117830), (130, 70698), (156, 58915), (195, 47132), (260, 35349), (390, 23566), (780, 11783)]