2145213010

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{281}}^1\times {\mathrm{439}}^1$

素因数の和:811

約数の個数: 64

約数和(自身を含む): 4073794560

約数和(自身を除く): 1928581550

約数列:

[1, 2, 5, 10, 37, 47, 74, 94, 185, 235, 281, 370, 439, 470, 562, 878, 1405, 1739, 2195, 2810, 3478, 4390, 8695, 10397, 13207, 16243, 17390, 20633, 20794, 26414, 32486, 41266, 51985, 66035, 81215, 103165, 103970, 123359, 132070, 162430, 206330, 246718, 488659, 616795, 763421, 977318, 1233590, 1526842, 2443295, 3817105, 4564283, 4886590, 5797873, 7634210, 9128566, 11595746, 22821415, 28989365, 45642830, 57978730, 214521301, 429042602, 1072606505, 2145213010]

約数ペア:

[(1, 2145213010), (2, 1072606505), (5, 429042602), (10, 214521301), (37, 57978730), (47, 45642830), (74, 28989365), (94, 22821415), (185, 11595746), (235, 9128566), (281, 7634210), (370, 5797873), (439, 4886590), (470, 4564283), (562, 3817105), (878, 2443295), (1405, 1526842), (1739, 1233590), (2195, 977318), (2810, 763421), (3478, 616795), (4390, 488659), (8695, 246718), (10397, 206330), (13207, 162430), (16243, 132070), (17390, 123359), (20633, 103970), (20794, 103165), (26414, 81215), (32486, 66035), (41266, 51985)]