18022160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:113

約数の個数: 120

約数和(自身を含む): 47925504

約数和(自身を除く): 29903344

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 43, 52, 62, 65, 80, 86, 104, 124, 130, 155, 169, 172, 208, 215, 248, 260, 310, 338, 344, 403, 430, 496, 520, 559, 620, 676, 688, 806, 845, 860, 1040, 1118, 1240, 1333, 1352, 1612, 1690, 1720, 2015, 2236, 2480, 2666, 2704, 2795, 3224, 3380, 3440, 4030, 4472, 5239, 5332, 5590, 6448, 6665, 6760, 7267, 8060, 8944, 10478, 10664, 11180, 13330, 13520, 14534, 16120, 17329, 20956, 21328, 22360, 26195, 26660, 29068, 32240, 34658, 36335, 41912, 44720, 52390, 53320, 58136, 69316, 72670, 83824, 86645, 104780, 106640, 116272, 138632, 145340, 173290, 209560, 225277, 277264, 290680, 346580, 419120, 450554, 581360, 693160, 901108, 1126385, 1386320, 1802216, 2252770, 3604432, 4505540, 9011080, 18022160]

約数ペア:

[(1, 18022160), (2, 9011080), (4, 4505540), (5, 3604432), (8, 2252770), (10, 1802216), (13, 1386320), (16, 1126385), (20, 901108), (26, 693160), (31, 581360), (40, 450554), (43, 419120), (52, 346580), (62, 290680), (65, 277264), (80, 225277), (86, 209560), (104, 173290), (124, 145340), (130, 138632), (155, 116272), (169, 106640), (172, 104780), (208, 86645), (215, 83824), (248, 72670), (260, 69316), (310, 58136), (338, 53320), (344, 52390), (403, 44720), (430, 41912), (496, 36335), (520, 34658), (559, 32240), (620, 29068), (676, 26660), (688, 26195), (806, 22360), (845, 21328), (860, 20956), (1040, 17329), (1118, 16120), (1240, 14534), (1333, 13520), (1352, 13330), (1612, 11180), (1690, 10664), (1720, 10478), (2015, 8944), (2236, 8060), (2480, 7267), (2666, 6760), (2704, 6665), (2795, 6448), (3224, 5590), (3380, 5332), (3440, 5239), (4030, 4472)]