20730192

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{599}}^1$

素因数の和:720

約数の個数: 80

約数和(自身を含む): 61900800

約数和(自身を除く): 41170608

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 103, 112, 168, 206, 309, 336, 412, 599, 618, 721, 824, 1198, 1236, 1442, 1648, 1797, 2163, 2396, 2472, 2884, 3594, 4193, 4326, 4792, 4944, 5768, 7188, 8386, 8652, 9584, 11536, 12579, 14376, 16772, 17304, 25158, 28752, 33544, 34608, 50316, 61697, 67088, 100632, 123394, 185091, 201264, 246788, 370182, 431879, 493576, 740364, 863758, 987152, 1295637, 1480728, 1727516, 2591274, 2961456, 3455032, 5182548, 6910064, 10365096, 20730192]

約数ペア:

[(1, 20730192), (2, 10365096), (3, 6910064), (4, 5182548), (6, 3455032), (7, 2961456), (8, 2591274), (12, 1727516), (14, 1480728), (16, 1295637), (21, 987152), (24, 863758), (28, 740364), (42, 493576), (48, 431879), (56, 370182), (84, 246788), (103, 201264), (112, 185091), (168, 123394), (206, 100632), (309, 67088), (336, 61697), (412, 50316), (599, 34608), (618, 33544), (721, 28752), (824, 25158), (1198, 17304), (1236, 16772), (1442, 14376), (1648, 12579), (1797, 11536), (2163, 9584), (2396, 8652), (2472, 8386), (2884, 7188), (3594, 5768), (4193, 4944), (4326, 4792)]