28741020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6221}}^1$

素因数の和:6251

約数の個数: 96

約数和(自身を含む): 100348416

約数和(自身を除く): 71607396

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4620, 6221, 12442, 18663, 24884, 31105, 37326, 43547, 62210, 68431, 74652, 87094, 93315, 124420, 130641, 136862, 174188, 186630, 205293, 217735, 261282, 273724, 342155, 373260, 410586, 435470, 479017, 522564, 653205, 684310, 821172, 870940, 958034, 1026465, 1306410, 1368620, 1437051, 1916068, 2052930, 2395085, 2612820, 2874102, 4105860, 4790170, 5748204, 7185255, 9580340, 14370510, 28741020]

約数ペア:

[(1, 28741020), (2, 14370510), (3, 9580340), (4, 7185255), (5, 5748204), (6, 4790170), (7, 4105860), (10, 2874102), (11, 2612820), (12, 2395085), (14, 2052930), (15, 1916068), (20, 1437051), (21, 1368620), (22, 1306410), (28, 1026465), (30, 958034), (33, 870940), (35, 821172), (42, 684310), (44, 653205), (55, 522564), (60, 479017), (66, 435470), (70, 410586), (77, 373260), (84, 342155), (105, 273724), (110, 261282), (132, 217735), (140, 205293), (154, 186630), (165, 174188), (210, 136862), (220, 130641), (231, 124420), (308, 93315), (330, 87094), (385, 74652), (420, 68431), (462, 62210), (660, 43547), (770, 37326), (924, 31105), (1155, 24884), (1540, 18663), (2310, 12442), (4620, 6221)]