814869040

素因数分解:

$2^4\times 5^1\times {\mathrm{331}}^1\times {\mathrm{30773}}^1$

素因数の和:31117

約数の個数: 40

約数和(自身を含む): 1900356048

約数和(自身を除く): 1085487008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 331, 662, 1324, 1655, 2648, 3310, 5296, 6620, 13240, 26480, 30773, 61546, 123092, 153865, 246184, 307730, 492368, 615460, 1230920, 2461840, 10185863, 20371726, 40743452, 50929315, 81486904, 101858630, 162973808, 203717260, 407434520, 814869040]

約数ペア:

[(1, 814869040), (2, 407434520), (4, 203717260), (5, 162973808), (8, 101858630), (10, 81486904), (16, 50929315), (20, 40743452), (40, 20371726), (80, 10185863), (331, 2461840), (662, 1230920), (1324, 615460), (1655, 492368), (2648, 307730), (3310, 246184), (5296, 153865), (6620, 123092), (13240, 61546), (26480, 30773)]