45717520

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{6421}}^1$

素因数の和:6523

約数の個数: 40

約数和(自身を含む): 107504280

約数和(自身を除く): 61786760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 6421, 7120, 12842, 25684, 32105, 51368, 64210, 102736, 128420, 256840, 513680, 571469, 1142938, 2285876, 2857345, 4571752, 5714690, 9143504, 11429380, 22858760, 45717520]

約数ペア:

[(1, 45717520), (2, 22858760), (4, 11429380), (5, 9143504), (8, 5714690), (10, 4571752), (16, 2857345), (20, 2285876), (40, 1142938), (80, 571469), (89, 513680), (178, 256840), (356, 128420), (445, 102736), (712, 64210), (890, 51368), (1424, 32105), (1780, 25684), (3560, 12842), (6421, 7120)]