2886871780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{584387}}^1$

素因数の和:584428

約数の個数: 48

約数和(自身を含む): 6872402880

約数和(自身を除く): 3985531100

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 584387, 1168774, 2337548, 2921935, 5843870, 7597031, 11103353, 11687740, 15194062, 22206706, 30388124, 37985155, 44413412, 55516765, 75970310, 111033530, 144343589, 151940620, 222067060, 288687178, 577374356, 721717945, 1443435890, 2886871780]

約数ペア:

[(1, 2886871780), (2, 1443435890), (4, 721717945), (5, 577374356), (10, 288687178), (13, 222067060), (19, 151940620), (20, 144343589), (26, 111033530), (38, 75970310), (52, 55516765), (65, 44413412), (76, 37985155), (95, 30388124), (130, 22206706), (190, 15194062), (247, 11687740), (260, 11103353), (380, 7597031), (494, 5843870), (988, 2921935), (1235, 2337548), (2470, 1168774), (4940, 584387)]