20095830

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{283}}^1$

素因数の和:562

約数の個数: 64

約数和(自身を含む): 53982720

約数和(自身を除く): 33886890

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 263, 270, 283, 526, 566, 789, 849, 1315, 1415, 1578, 1698, 2367, 2547, 2630, 2830, 3945, 4245, 4734, 5094, 7101, 7641, 7890, 8490, 11835, 12735, 14202, 15282, 23670, 25470, 35505, 38205, 71010, 74429, 76410, 148858, 223287, 372145, 446574, 669861, 744290, 1116435, 1339722, 2009583, 2232870, 3349305, 4019166, 6698610, 10047915, 20095830]

約数ペア:

[(1, 20095830), (2, 10047915), (3, 6698610), (5, 4019166), (6, 3349305), (9, 2232870), (10, 2009583), (15, 1339722), (18, 1116435), (27, 744290), (30, 669861), (45, 446574), (54, 372145), (90, 223287), (135, 148858), (263, 76410), (270, 74429), (283, 71010), (526, 38205), (566, 35505), (789, 25470), (849, 23670), (1315, 15282), (1415, 14202), (1578, 12735), (1698, 11835), (2367, 8490), (2547, 7890), (2630, 7641), (2830, 7101), (3945, 5094), (4245, 4734)]