420611340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{27277}}^1$

素因数の和:27546

約数の個数: 48

約数和(自身を含む): 1182337632

約数和(自身を除く): 761726292

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 257, 514, 771, 1028, 1285, 1542, 2570, 3084, 3855, 5140, 7710, 15420, 27277, 54554, 81831, 109108, 136385, 163662, 272770, 327324, 409155, 545540, 818310, 1636620, 7010189, 14020378, 21030567, 28040756, 35050945, 42061134, 70101890, 84122268, 105152835, 140203780, 210305670, 420611340]

約数ペア:

[(1, 420611340), (2, 210305670), (3, 140203780), (4, 105152835), (5, 84122268), (6, 70101890), (10, 42061134), (12, 35050945), (15, 28040756), (20, 21030567), (30, 14020378), (60, 7010189), (257, 1636620), (514, 818310), (771, 545540), (1028, 409155), (1285, 327324), (1542, 272770), (2570, 163662), (3084, 136385), (3855, 109108), (5140, 81831), (7710, 54554), (15420, 27277)]