2005255084

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1\times {\mathrm{1867}}^1$

素因数の和:2398

約数の個数: 48

約数和(自身を含む): 4067159040

約数和(自身を除く): 2061903956

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 431, 623, 862, 1246, 1724, 1867, 2492, 3017, 3734, 6034, 7468, 12068, 13069, 26138, 38359, 52276, 76718, 153436, 166163, 268513, 332326, 537026, 664652, 804677, 1074052, 1163141, 1609354, 2326282, 3218708, 4652564, 5632739, 11265478, 22530956, 71616253, 143232506, 286465012, 501313771, 1002627542, 2005255084]

約数ペア:

[(1, 2005255084), (2, 1002627542), (4, 501313771), (7, 286465012), (14, 143232506), (28, 71616253), (89, 22530956), (178, 11265478), (356, 5632739), (431, 4652564), (623, 3218708), (862, 2326282), (1246, 1609354), (1724, 1163141), (1867, 1074052), (2492, 804677), (3017, 664652), (3734, 537026), (6034, 332326), (7468, 268513), (12068, 166163), (13069, 153436), (26138, 76718), (38359, 52276)]