20797470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{3449}}^1$

素因数の和:3529

約数の個数: 48

約数和(自身を含む): 54896400

約数和(自身を除く): 34098930

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 67, 90, 134, 201, 335, 402, 603, 670, 1005, 1206, 2010, 3015, 3449, 6030, 6898, 10347, 17245, 20694, 31041, 34490, 51735, 62082, 103470, 155205, 231083, 310410, 462166, 693249, 1155415, 1386498, 2079747, 2310830, 3466245, 4159494, 6932490, 10398735, 20797470]

約数ペア:

[(1, 20797470), (2, 10398735), (3, 6932490), (5, 4159494), (6, 3466245), (9, 2310830), (10, 2079747), (15, 1386498), (18, 1155415), (30, 693249), (45, 462166), (67, 310410), (90, 231083), (134, 155205), (201, 103470), (335, 62082), (402, 51735), (603, 34490), (670, 31041), (1005, 20694), (1206, 17245), (2010, 10347), (3015, 6898), (3449, 6030)]