2687300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1$

素因数の和:381

約数の個数: 72

約数和(自身を含む): 7291200

約数和(自身を除く): 4603900

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 140, 154, 175, 220, 275, 308, 349, 350, 385, 550, 698, 700, 770, 1100, 1396, 1540, 1745, 1925, 2443, 3490, 3839, 3850, 4886, 6980, 7678, 7700, 8725, 9772, 12215, 15356, 17450, 19195, 24430, 26873, 34900, 38390, 48860, 53746, 61075, 76780, 95975, 107492, 122150, 134365, 191950, 244300, 268730, 383900, 537460, 671825, 1343650, 2687300]

約数ペア:

[(1, 2687300), (2, 1343650), (4, 671825), (5, 537460), (7, 383900), (10, 268730), (11, 244300), (14, 191950), (20, 134365), (22, 122150), (25, 107492), (28, 95975), (35, 76780), (44, 61075), (50, 53746), (55, 48860), (70, 38390), (77, 34900), (100, 26873), (110, 24430), (140, 19195), (154, 17450), (175, 15356), (220, 12215), (275, 9772), (308, 8725), (349, 7700), (350, 7678), (385, 6980), (550, 4886), (698, 3850), (700, 3839), (770, 3490), (1100, 2443), (1396, 1925), (1540, 1745)]