2019683240

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{431}}^1\times {\mathrm{607}}^1$

素因数の和:1242

約数の個数: 64

約数和(自身を含む): 4585973760

約数和(自身を除く): 2566290520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 431, 607, 772, 862, 965, 1214, 1544, 1724, 1930, 2155, 2428, 3035, 3448, 3860, 4310, 4856, 6070, 7720, 8620, 12140, 17240, 24280, 83183, 117151, 166366, 234302, 261617, 332732, 415915, 468604, 523234, 585755, 665464, 831830, 937208, 1046468, 1171510, 1308085, 1663660, 2092936, 2343020, 2616170, 3327320, 4686040, 5232340, 10464680, 50492081, 100984162, 201968324, 252460405, 403936648, 504920810, 1009841620, 2019683240]

約数ペア:

[(1, 2019683240), (2, 1009841620), (4, 504920810), (5, 403936648), (8, 252460405), (10, 201968324), (20, 100984162), (40, 50492081), (193, 10464680), (386, 5232340), (431, 4686040), (607, 3327320), (772, 2616170), (862, 2343020), (965, 2092936), (1214, 1663660), (1544, 1308085), (1724, 1171510), (1930, 1046468), (2155, 937208), (2428, 831830), (3035, 665464), (3448, 585755), (3860, 523234), (4310, 468604), (4856, 415915), (6070, 332732), (7720, 261617), (8620, 234302), (12140, 166366), (17240, 117151), (24280, 83183)]