39135160

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{373}}^1$

素因数の和:488

約数の個数: 64

約数和(自身を含む): 91824480

約数和(自身を除く): 52689320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 61, 86, 122, 172, 215, 244, 305, 344, 373, 430, 488, 610, 746, 860, 1220, 1492, 1720, 1865, 2440, 2623, 2984, 3730, 5246, 7460, 10492, 13115, 14920, 16039, 20984, 22753, 26230, 32078, 45506, 52460, 64156, 80195, 91012, 104920, 113765, 128312, 160390, 182024, 227530, 320780, 455060, 641560, 910120, 978379, 1956758, 3913516, 4891895, 7827032, 9783790, 19567580, 39135160]

約数ペア:

[(1, 39135160), (2, 19567580), (4, 9783790), (5, 7827032), (8, 4891895), (10, 3913516), (20, 1956758), (40, 978379), (43, 910120), (61, 641560), (86, 455060), (122, 320780), (172, 227530), (215, 182024), (244, 160390), (305, 128312), (344, 113765), (373, 104920), (430, 91012), (488, 80195), (610, 64156), (746, 52460), (860, 45506), (1220, 32078), (1492, 26230), (1720, 22753), (1865, 20984), (2440, 16039), (2623, 14920), (2984, 13115), (3730, 10492), (5246, 7460)]