55799980

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{8429}}^1$

素因数の和:8769

約数の個数: 24

約数和(自身を含む): 117547920

約数和(自身を除く): 61747940

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 3310, 6620, 8429, 16858, 33716, 42145, 84290, 168580, 2789999, 5579998, 11159996, 13949995, 27899990, 55799980]

約数ペア:

[(1, 55799980), (2, 27899990), (4, 13949995), (5, 11159996), (10, 5579998), (20, 2789999), (331, 168580), (662, 84290), (1324, 42145), (1655, 33716), (3310, 16858), (6620, 8429)]