1047800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1$

素因数の和:73

約数の個数: 72

約数和(自身を含む): 2723040

約数和(自身を除く): 1675240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 31, 40, 50, 52, 62, 65, 100, 104, 124, 130, 155, 169, 200, 248, 260, 310, 325, 338, 403, 520, 620, 650, 676, 775, 806, 845, 1240, 1300, 1352, 1550, 1612, 1690, 2015, 2600, 3100, 3224, 3380, 4030, 4225, 5239, 6200, 6760, 8060, 8450, 10075, 10478, 16120, 16900, 20150, 20956, 26195, 33800, 40300, 41912, 52390, 80600, 104780, 130975, 209560, 261950, 523900, 1047800]

約数ペア:

[(1, 1047800), (2, 523900), (4, 261950), (5, 209560), (8, 130975), (10, 104780), (13, 80600), (20, 52390), (25, 41912), (26, 40300), (31, 33800), (40, 26195), (50, 20956), (52, 20150), (62, 16900), (65, 16120), (100, 10478), (104, 10075), (124, 8450), (130, 8060), (155, 6760), (169, 6200), (200, 5239), (248, 4225), (260, 4030), (310, 3380), (325, 3224), (338, 3100), (403, 2600), (520, 2015), (620, 1690), (650, 1612), (676, 1550), (775, 1352), (806, 1300), (845, 1240)]