826640920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{28663}}^1$

素因数の和:28784

約数の個数: 64

約数和(自身を含む): 2146360320

約数和(自身を除く): 1319719400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 103, 140, 206, 280, 412, 515, 721, 824, 1030, 1442, 2060, 2884, 3605, 4120, 5768, 7210, 14420, 28663, 28840, 57326, 114652, 143315, 200641, 229304, 286630, 401282, 573260, 802564, 1003205, 1146520, 1605128, 2006410, 2952289, 4012820, 5904578, 8025640, 11809156, 14761445, 20666023, 23618312, 29522890, 41332046, 59045780, 82664092, 103330115, 118091560, 165328184, 206660230, 413320460, 826640920]

約数ペア:

[(1, 826640920), (2, 413320460), (4, 206660230), (5, 165328184), (7, 118091560), (8, 103330115), (10, 82664092), (14, 59045780), (20, 41332046), (28, 29522890), (35, 23618312), (40, 20666023), (56, 14761445), (70, 11809156), (103, 8025640), (140, 5904578), (206, 4012820), (280, 2952289), (412, 2006410), (515, 1605128), (721, 1146520), (824, 1003205), (1030, 802564), (1442, 573260), (2060, 401282), (2884, 286630), (3605, 229304), (4120, 200641), (5768, 143315), (7210, 114652), (14420, 57326), (28663, 28840)]