2054294560

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{210481}}^1$

素因数の和:210557

約数の個数: 48

約数和(自身を含む): 4932856152

約数和(自身を除く): 2878561592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 610, 976, 1220, 1952, 2440, 4880, 9760, 210481, 420962, 841924, 1052405, 1683848, 2104810, 3367696, 4209620, 6735392, 8419240, 12839341, 16838480, 25678682, 33676960, 51357364, 64196705, 102714728, 128393410, 205429456, 256786820, 410858912, 513573640, 1027147280, 2054294560]

約数ペア:

[(1, 2054294560), (2, 1027147280), (4, 513573640), (5, 410858912), (8, 256786820), (10, 205429456), (16, 128393410), (20, 102714728), (32, 64196705), (40, 51357364), (61, 33676960), (80, 25678682), (122, 16838480), (160, 12839341), (244, 8419240), (305, 6735392), (488, 4209620), (610, 3367696), (976, 2104810), (1220, 1683848), (1952, 1052405), (2440, 841924), (4880, 420962), (9760, 210481)]