1420498720

素因数分解:

$2^5\times 5^1\times {\mathrm{311}}^1\times {\mathrm{28547}}^1$

素因数の和:28873

約数の個数: 48

約数和(自身を含む): 3366836928

約数和(自身を除く): 1946338208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 311, 622, 1244, 1555, 2488, 3110, 4976, 6220, 9952, 12440, 24880, 28547, 49760, 57094, 114188, 142735, 228376, 285470, 456752, 570940, 913504, 1141880, 2283760, 4567520, 8878117, 17756234, 35512468, 44390585, 71024936, 88781170, 142049872, 177562340, 284099744, 355124680, 710249360, 1420498720]

約数ペア:

[(1, 1420498720), (2, 710249360), (4, 355124680), (5, 284099744), (8, 177562340), (10, 142049872), (16, 88781170), (20, 71024936), (32, 44390585), (40, 35512468), (80, 17756234), (160, 8878117), (311, 4567520), (622, 2283760), (1244, 1141880), (1555, 913504), (2488, 570940), (3110, 456752), (4976, 285470), (6220, 228376), (9952, 142735), (12440, 114188), (24880, 57094), (28547, 49760)]