15700996880

素因数分解:

$2^4\times 5^1\times {\mathrm{487}}^1\times {\mathrm{403003}}^1$

素因数の和:403503

約数の個数: 40

約数和(自身を含む): 36579867072

約数和(自身を除く): 20878870192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 487, 974, 1948, 2435, 3896, 4870, 7792, 9740, 19480, 38960, 403003, 806006, 1612012, 2015015, 3224024, 4030030, 6448048, 8060060, 16120120, 32240240, 196262461, 392524922, 785049844, 981312305, 1570099688, 1962624610, 3140199376, 3925249220, 7850498440, 15700996880]

約数ペア:

[(1, 15700996880), (2, 7850498440), (4, 3925249220), (5, 3140199376), (8, 1962624610), (10, 1570099688), (16, 981312305), (20, 785049844), (40, 392524922), (80, 196262461), (487, 32240240), (974, 16120120), (1948, 8060060), (2435, 6448048), (3896, 4030030), (4870, 3224024), (7792, 2015015), (9740, 1612012), (19480, 806006), (38960, 403003)]