2563148944

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{271981}}^1$

素因数の和:272039

約数の個数: 40

約数和(自身を含む): 5396122880

約数和(自身を除く): 2832973936

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 496, 589, 1178, 2356, 4712, 9424, 271981, 543962, 1087924, 2175848, 4351696, 5167639, 8431411, 10335278, 16862822, 20670556, 33725644, 41341112, 67451288, 82682224, 134902576, 160196809, 320393618, 640787236, 1281574472, 2563148944]

約数ペア:

[(1, 2563148944), (2, 1281574472), (4, 640787236), (8, 320393618), (16, 160196809), (19, 134902576), (31, 82682224), (38, 67451288), (62, 41341112), (76, 33725644), (124, 20670556), (152, 16862822), (248, 10335278), (304, 8431411), (496, 5167639), (589, 4351696), (1178, 2175848), (2356, 1087924), (4712, 543962), (9424, 271981)]