20067080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{773}}^1$

素因数の和:854

約数の個数: 64

約数和(自身を含む): 50155200

約数和(自身を除く): 30088120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 59, 88, 110, 118, 220, 236, 295, 440, 472, 590, 649, 773, 1180, 1298, 1546, 2360, 2596, 3092, 3245, 3865, 5192, 6184, 6490, 7730, 8503, 12980, 15460, 17006, 25960, 30920, 34012, 42515, 45607, 68024, 85030, 91214, 170060, 182428, 228035, 340120, 364856, 456070, 501677, 912140, 1003354, 1824280, 2006708, 2508385, 4013416, 5016770, 10033540, 20067080]

約数ペア:

[(1, 20067080), (2, 10033540), (4, 5016770), (5, 4013416), (8, 2508385), (10, 2006708), (11, 1824280), (20, 1003354), (22, 912140), (40, 501677), (44, 456070), (55, 364856), (59, 340120), (88, 228035), (110, 182428), (118, 170060), (220, 91214), (236, 85030), (295, 68024), (440, 45607), (472, 42515), (590, 34012), (649, 30920), (773, 25960), (1180, 17006), (1298, 15460), (1546, 12980), (2360, 8503), (2596, 7730), (3092, 6490), (3245, 6184), (3865, 5192)]