2830840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 7076160

約数和(自身を除く): 4245320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 115, 136, 170, 181, 184, 230, 340, 362, 391, 460, 680, 724, 782, 905, 920, 1448, 1564, 1810, 1955, 3077, 3128, 3620, 3910, 4163, 6154, 7240, 7820, 8326, 12308, 15385, 15640, 16652, 20815, 24616, 30770, 33304, 41630, 61540, 70771, 83260, 123080, 141542, 166520, 283084, 353855, 566168, 707710, 1415420, 2830840]

約数ペア:

[(1, 2830840), (2, 1415420), (4, 707710), (5, 566168), (8, 353855), (10, 283084), (17, 166520), (20, 141542), (23, 123080), (34, 83260), (40, 70771), (46, 61540), (68, 41630), (85, 33304), (92, 30770), (115, 24616), (136, 20815), (170, 16652), (181, 15640), (184, 15385), (230, 12308), (340, 8326), (362, 7820), (391, 7240), (460, 6154), (680, 4163), (724, 3910), (782, 3620), (905, 3128), (920, 3077), (1448, 1955), (1564, 1810)]