1397088720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{1940401}}^1$

素因数の和:1940420

約数の個数: 60

約数和(自身を含む): 4691892036

約数和(自身を除く): 3294803316

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 1940401, 3880802, 5821203, 7761604, 9702005, 11642406, 15523208, 17463609, 19404010, 23284812, 29106015, 31046416, 34927218, 38808020, 46569624, 58212030, 69854436, 77616040, 87318045, 93139248, 116424060, 139708872, 155232080, 174636090, 232848120, 279417744, 349272180, 465696240, 698544360, 1397088720]

約数ペア:

[(1, 1397088720), (2, 698544360), (3, 465696240), (4, 349272180), (5, 279417744), (6, 232848120), (8, 174636090), (9, 155232080), (10, 139708872), (12, 116424060), (15, 93139248), (16, 87318045), (18, 77616040), (20, 69854436), (24, 58212030), (30, 46569624), (36, 38808020), (40, 34927218), (45, 31046416), (48, 29106015), (60, 23284812), (72, 19404010), (80, 17463609), (90, 15523208), (120, 11642406), (144, 9702005), (180, 7761604), (240, 5821203), (360, 3880802), (720, 1940401)]