22581020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:112

約数の個数: 144

約数和(自身を含む): 62920704

約数和(自身を除く): 40339684

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 43, 44, 55, 62, 70, 77, 86, 110, 121, 124, 140, 154, 155, 172, 215, 217, 220, 242, 301, 308, 310, 341, 385, 430, 434, 473, 484, 602, 605, 620, 682, 770, 847, 860, 868, 946, 1085, 1204, 1210, 1333, 1364, 1505, 1540, 1694, 1705, 1892, 2170, 2365, 2387, 2420, 2666, 3010, 3311, 3388, 3410, 3751, 4235, 4340, 4730, 4774, 5203, 5332, 6020, 6622, 6665, 6820, 7502, 8470, 9331, 9460, 9548, 10406, 11935, 13244, 13330, 14663, 15004, 16555, 16940, 18662, 18755, 20812, 23870, 26015, 26257, 26660, 29326, 33110, 36421, 37324, 37510, 46655, 47740, 52030, 52514, 58652, 66220, 72842, 73315, 75020, 93310, 102641, 104060, 105028, 131285, 145684, 146630, 161293, 182105, 186620, 205282, 262570, 293260, 322586, 364210, 410564, 513205, 525140, 645172, 728420, 806465, 1026410, 1129051, 1612930, 2052820, 2258102, 3225860, 4516204, 5645255, 11290510, 22581020]

約数ペア:

[(1, 22581020), (2, 11290510), (4, 5645255), (5, 4516204), (7, 3225860), (10, 2258102), (11, 2052820), (14, 1612930), (20, 1129051), (22, 1026410), (28, 806465), (31, 728420), (35, 645172), (43, 525140), (44, 513205), (55, 410564), (62, 364210), (70, 322586), (77, 293260), (86, 262570), (110, 205282), (121, 186620), (124, 182105), (140, 161293), (154, 146630), (155, 145684), (172, 131285), (215, 105028), (217, 104060), (220, 102641), (242, 93310), (301, 75020), (308, 73315), (310, 72842), (341, 66220), (385, 58652), (430, 52514), (434, 52030), (473, 47740), (484, 46655), (602, 37510), (605, 37324), (620, 36421), (682, 33110), (770, 29326), (847, 26660), (860, 26257), (868, 26015), (946, 23870), (1085, 20812), (1204, 18755), (1210, 18662), (1333, 16940), (1364, 16555), (1505, 15004), (1540, 14663), (1694, 13330), (1705, 13244), (1892, 11935), (2170, 10406), (2365, 9548), (2387, 9460), (2420, 9331), (2666, 8470), (3010, 7502), (3311, 6820), (3388, 6665), (3410, 6622), (3751, 6020), (4235, 5332), (4340, 5203), (4730, 4774)]