1641916240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{662063}}^1$

素因数の和:662107

約数の個数: 40

約数和(自身を含む): 3940604928

約数和(自身を除く): 2298688688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 662063, 1324126, 2648252, 3310315, 5296504, 6620630, 10593008, 13241260, 20523953, 26482520, 41047906, 52965040, 82095812, 102619765, 164191624, 205239530, 328383248, 410479060, 820958120, 1641916240]

約数ペア:

[(1, 1641916240), (2, 820958120), (4, 410479060), (5, 328383248), (8, 205239530), (10, 164191624), (16, 102619765), (20, 82095812), (31, 52965040), (40, 41047906), (62, 26482520), (80, 20523953), (124, 13241260), (155, 10593008), (248, 6620630), (310, 5296504), (496, 3310315), (620, 2648252), (1240, 1324126), (2480, 662063)]