2018707820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1\times {\mathrm{8419}}^1$

素因数の和:9078

約数の個数: 48

約数和(自身を含む): 4470009600

約数和(自身を除く): 2451301780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 631, 1262, 2524, 3155, 6310, 8419, 11989, 12620, 16838, 23978, 33676, 42095, 47956, 59945, 84190, 119890, 159961, 168380, 239780, 319922, 639844, 799805, 1599610, 3199220, 5312389, 10624778, 21249556, 26561945, 53123890, 100935391, 106247780, 201870782, 403741564, 504676955, 1009353910, 2018707820]

約数ペア:

[(1, 2018707820), (2, 1009353910), (4, 504676955), (5, 403741564), (10, 201870782), (19, 106247780), (20, 100935391), (38, 53123890), (76, 26561945), (95, 21249556), (190, 10624778), (380, 5312389), (631, 3199220), (1262, 1599610), (2524, 799805), (3155, 639844), (6310, 319922), (8419, 239780), (11989, 168380), (12620, 159961), (16838, 119890), (23978, 84190), (33676, 59945), (42095, 47956)]