20566560

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{6121}}^1$

素因数の和:6146

約数の個数: 96

約数和(自身を含む): 74051712

約数和(自身を除く): 53485152

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 6121, 12242, 18363, 24484, 30605, 36726, 42847, 48968, 61210, 73452, 85694, 91815, 97936, 122420, 128541, 146904, 171388, 183630, 195872, 214235, 244840, 257082, 293808, 342776, 367260, 428470, 489680, 514164, 587616, 642705, 685552, 734520, 856940, 979360, 1028328, 1285410, 1371104, 1469040, 1713880, 2056656, 2570820, 2938080, 3427760, 4113312, 5141640, 6855520, 10283280, 20566560]

約数ペア:

[(1, 20566560), (2, 10283280), (3, 6855520), (4, 5141640), (5, 4113312), (6, 3427760), (7, 2938080), (8, 2570820), (10, 2056656), (12, 1713880), (14, 1469040), (15, 1371104), (16, 1285410), (20, 1028328), (21, 979360), (24, 856940), (28, 734520), (30, 685552), (32, 642705), (35, 587616), (40, 514164), (42, 489680), (48, 428470), (56, 367260), (60, 342776), (70, 293808), (80, 257082), (84, 244840), (96, 214235), (105, 195872), (112, 183630), (120, 171388), (140, 146904), (160, 128541), (168, 122420), (210, 97936), (224, 91815), (240, 85694), (280, 73452), (336, 61210), (420, 48968), (480, 42847), (560, 36726), (672, 30605), (840, 24484), (1120, 18363), (1680, 12242), (3360, 6121)]