27720755060

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{479}}^1\times {\mathrm{1297}}^1$

素因数の和:1905

約数の個数: 96

約数和(自身を含む): 61546383360

約数和(自身を除く): 33825628300

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 97, 115, 194, 230, 388, 460, 479, 485, 958, 970, 1297, 1916, 1940, 2231, 2395, 2594, 4462, 4790, 5188, 6485, 8924, 9580, 11017, 11155, 12970, 22034, 22310, 25940, 29831, 44068, 44620, 46463, 55085, 59662, 92926, 110170, 119324, 125809, 149155, 185852, 220340, 232315, 251618, 298310, 464630, 503236, 596620, 621263, 629045, 929260, 1068649, 1242526, 1258090, 2137298, 2485052, 2516180, 2893607, 3106315, 4274596, 5343245, 5787214, 6212630, 10686490, 11574428, 12425260, 14289049, 14468035, 21372980, 28578098, 28936070, 57156196, 57872140, 60262511, 71445245, 120525022, 142890490, 241050044, 285780980, 301312555, 602625110, 1205250220, 1386037753, 2772075506, 5544151012, 6930188765, 13860377530, 27720755060]

約数ペア:

[(1, 27720755060), (2, 13860377530), (4, 6930188765), (5, 5544151012), (10, 2772075506), (20, 1386037753), (23, 1205250220), (46, 602625110), (92, 301312555), (97, 285780980), (115, 241050044), (194, 142890490), (230, 120525022), (388, 71445245), (460, 60262511), (479, 57872140), (485, 57156196), (958, 28936070), (970, 28578098), (1297, 21372980), (1916, 14468035), (1940, 14289049), (2231, 12425260), (2395, 11574428), (2594, 10686490), (4462, 6212630), (4790, 5787214), (5188, 5343245), (6485, 4274596), (8924, 3106315), (9580, 2893607), (11017, 2516180), (11155, 2485052), (12970, 2137298), (22034, 1258090), (22310, 1242526), (25940, 1068649), (29831, 929260), (44068, 629045), (44620, 621263), (46463, 596620), (55085, 503236), (59662, 464630), (92926, 298310), (110170, 251618), (119324, 232315), (125809, 220340), (149155, 185852)]