18602480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:634

約数の個数: 80

約数和(自身を含む): 48163584

約数和(自身を除く): 29561104

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 577, 620, 806, 1040, 1154, 1240, 1612, 2015, 2308, 2480, 2885, 3224, 4030, 4616, 5770, 6448, 7501, 8060, 9232, 11540, 15002, 16120, 17887, 23080, 30004, 32240, 35774, 37505, 46160, 60008, 71548, 75010, 89435, 120016, 143096, 150020, 178870, 232531, 286192, 300040, 357740, 465062, 600080, 715480, 930124, 1162655, 1430960, 1860248, 2325310, 3720496, 4650620, 9301240, 18602480]

約数ペア:

[(1, 18602480), (2, 9301240), (4, 4650620), (5, 3720496), (8, 2325310), (10, 1860248), (13, 1430960), (16, 1162655), (20, 930124), (26, 715480), (31, 600080), (40, 465062), (52, 357740), (62, 300040), (65, 286192), (80, 232531), (104, 178870), (124, 150020), (130, 143096), (155, 120016), (208, 89435), (248, 75010), (260, 71548), (310, 60008), (403, 46160), (496, 37505), (520, 35774), (577, 32240), (620, 30004), (806, 23080), (1040, 17887), (1154, 16120), (1240, 15002), (1612, 11540), (2015, 9232), (2308, 8060), (2480, 7501), (2885, 6448), (3224, 5770), (4030, 4616)]