20544210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{3407}}^1$

素因数の和:3487

約数の個数: 48

約数和(自身を含む): 54228096

約数和(自身を除く): 33683886

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, 3407, 6030, 6814, 10221, 17035, 20442, 30663, 34070, 51105, 61326, 102210, 153315, 228269, 306630, 456538, 684807, 1141345, 1369614, 2054421, 2282690, 3424035, 4108842, 6848070, 10272105, 20544210]

約数ペア:

[(1, 20544210), (2, 10272105), (3, 6848070), (5, 4108842), (6, 3424035), (9, 2282690), (10, 2054421), (15, 1369614), (18, 1141345), (30, 684807), (45, 456538), (67, 306630), (90, 228269), (134, 153315), (201, 102210), (335, 61326), (402, 51105), (603, 34070), (670, 30663), (1005, 20442), (1206, 17035), (2010, 10221), (3015, 6814), (3407, 6030)]