1845989488

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1\times {\mathrm{1481}}^1$

素因数の和:1886

約数の個数: 80

約数和(自身を含む): 4234014720

約数和(自身を除く): 2388025232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 359, 434, 496, 718, 868, 1436, 1481, 1736, 2513, 2872, 2962, 3472, 5026, 5744, 5924, 10052, 10367, 11129, 11848, 20104, 20734, 22258, 23696, 40208, 41468, 44516, 45911, 77903, 82936, 89032, 91822, 155806, 165872, 178064, 183644, 311612, 321377, 367288, 531679, 623224, 642754, 734576, 1063358, 1246448, 1285508, 2126716, 2571016, 3721753, 4253432, 5142032, 7443506, 8506864, 14887012, 16482049, 29774024, 32964098, 59548048, 65928196, 115374343, 131856392, 230748686, 263712784, 461497372, 922994744, 1845989488]

約数ペア:

[(1, 1845989488), (2, 922994744), (4, 461497372), (7, 263712784), (8, 230748686), (14, 131856392), (16, 115374343), (28, 65928196), (31, 59548048), (56, 32964098), (62, 29774024), (112, 16482049), (124, 14887012), (217, 8506864), (248, 7443506), (359, 5142032), (434, 4253432), (496, 3721753), (718, 2571016), (868, 2126716), (1436, 1285508), (1481, 1246448), (1736, 1063358), (2513, 734576), (2872, 642754), (2962, 623224), (3472, 531679), (5026, 367288), (5744, 321377), (5924, 311612), (10052, 183644), (10367, 178064), (11129, 165872), (11848, 155806), (20104, 91822), (20734, 89032), (22258, 82936), (23696, 77903), (40208, 45911), (41468, 44516)]