1121205890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2789}}^1\times {\mathrm{5743}}^1$

素因数の和:8546

約数の個数: 32

約数和(自身を含む): 2307709440

約数和(自身を除く): 1186503550

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2789, 5578, 5743, 11486, 13945, 19523, 27890, 28715, 39046, 40201, 57430, 80402, 97615, 195230, 201005, 402010, 16017227, 32034454, 80086135, 112120589, 160172270, 224241178, 560602945, 1121205890]

約数ペア:

[(1, 1121205890), (2, 560602945), (5, 224241178), (7, 160172270), (10, 112120589), (14, 80086135), (35, 32034454), (70, 16017227), (2789, 402010), (5578, 201005), (5743, 195230), (11486, 97615), (13945, 80402), (19523, 57430), (27890, 40201), (28715, 39046)]