2028069820

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{293}}^1\times {\mathrm{1009}}^1$

素因数の和:1332

約数の個数: 96

約数和(自身を含む): 4988592000

約数和(自身を除く): 2960522180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 293, 343, 490, 586, 686, 980, 1009, 1172, 1372, 1465, 1715, 2018, 2051, 2930, 3430, 4036, 4102, 5045, 5860, 6860, 7063, 8204, 10090, 10255, 14126, 14357, 20180, 20510, 28252, 28714, 35315, 41020, 49441, 57428, 70630, 71785, 98882, 100499, 141260, 143570, 197764, 200998, 247205, 287140, 295637, 346087, 401996, 494410, 502495, 591274, 692174, 988820, 1004990, 1182548, 1384348, 1478185, 1730435, 2009980, 2069459, 2956370, 3460870, 4138918, 5912740, 6921740, 8277836, 10347295, 14486213, 20694590, 28972426, 41389180, 57944852, 72431065, 101403491, 144862130, 202806982, 289724260, 405613964, 507017455, 1014034910, 2028069820]

約数ペア:

[(1, 2028069820), (2, 1014034910), (4, 507017455), (5, 405613964), (7, 289724260), (10, 202806982), (14, 144862130), (20, 101403491), (28, 72431065), (35, 57944852), (49, 41389180), (70, 28972426), (98, 20694590), (140, 14486213), (196, 10347295), (245, 8277836), (293, 6921740), (343, 5912740), (490, 4138918), (586, 3460870), (686, 2956370), (980, 2069459), (1009, 2009980), (1172, 1730435), (1372, 1478185), (1465, 1384348), (1715, 1182548), (2018, 1004990), (2051, 988820), (2930, 692174), (3430, 591274), (4036, 502495), (4102, 494410), (5045, 401996), (5860, 346087), (6860, 295637), (7063, 287140), (8204, 247205), (10090, 200998), (10255, 197764), (14126, 143570), (14357, 141260), (20180, 100499), (20510, 98882), (28252, 71785), (28714, 70630), (35315, 57428), (41020, 49441)]