20280212372

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1\times {\mathrm{4007}}^1$

素因数の和:4341

約数の個数: 96

約数和(自身を含む): 43955896320

約数和(自身を除く): 23675683948

約数列:

[1, 2, 4, 7, 14, 23, 28, 29, 46, 58, 92, 116, 161, 203, 271, 322, 406, 542, 644, 667, 812, 1084, 1334, 1897, 2668, 3794, 4007, 4669, 6233, 7588, 7859, 8014, 9338, 12466, 15718, 16028, 18676, 24932, 28049, 31436, 43631, 55013, 56098, 87262, 92161, 110026, 112196, 116203, 174524, 180757, 184322, 220052, 232406, 361514, 368644, 464812, 645127, 723028, 813421, 1085897, 1265299, 1290254, 1626842, 2171794, 2530598, 2580508, 2672669, 3253684, 4343588, 5061196, 5345338, 7601279, 10690676, 15202558, 18708683, 24975631, 30405116, 31491013, 37417366, 49951262, 62982026, 74834732, 99902524, 125964052, 174829417, 220437091, 349658834, 440874182, 699317668, 724293299, 881748364, 1448586598, 2897173196, 5070053093, 10140106186, 20280212372]

約数ペア:

[(1, 20280212372), (2, 10140106186), (4, 5070053093), (7, 2897173196), (14, 1448586598), (23, 881748364), (28, 724293299), (29, 699317668), (46, 440874182), (58, 349658834), (92, 220437091), (116, 174829417), (161, 125964052), (203, 99902524), (271, 74834732), (322, 62982026), (406, 49951262), (542, 37417366), (644, 31491013), (667, 30405116), (812, 24975631), (1084, 18708683), (1334, 15202558), (1897, 10690676), (2668, 7601279), (3794, 5345338), (4007, 5061196), (4669, 4343588), (6233, 3253684), (7588, 2672669), (7859, 2580508), (8014, 2530598), (9338, 2171794), (12466, 1626842), (15718, 1290254), (16028, 1265299), (18676, 1085897), (24932, 813421), (28049, 723028), (31436, 645127), (43631, 464812), (55013, 368644), (56098, 361514), (87262, 232406), (92161, 220052), (110026, 184322), (112196, 180757), (116203, 174524)]