20190030

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1217}}^1$

素因数の和:1313

約数の個数: 64

約数和(自身を含む): 56125440

約数和(自身を除く): 35935410

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 79, 105, 158, 210, 237, 395, 474, 553, 790, 1106, 1185, 1217, 1659, 2370, 2434, 2765, 3318, 3651, 5530, 6085, 7302, 8295, 8519, 12170, 16590, 17038, 18255, 25557, 36510, 42595, 51114, 85190, 96143, 127785, 192286, 255570, 288429, 480715, 576858, 673001, 961430, 1346002, 1442145, 2019003, 2884290, 3365005, 4038006, 6730010, 10095015, 20190030]

約数ペア:

[(1, 20190030), (2, 10095015), (3, 6730010), (5, 4038006), (6, 3365005), (7, 2884290), (10, 2019003), (14, 1442145), (15, 1346002), (21, 961430), (30, 673001), (35, 576858), (42, 480715), (70, 288429), (79, 255570), (105, 192286), (158, 127785), (210, 96143), (237, 85190), (395, 51114), (474, 42595), (553, 36510), (790, 25557), (1106, 18255), (1185, 17038), (1217, 16590), (1659, 12170), (2370, 8519), (2434, 8295), (2765, 7302), (3318, 6085), (3651, 5530)]