2988893420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{462677}}^1$

素因数の和:462722

約数の個数: 48

約数和(自身を含む): 6995691360

約数和(自身を除く): 4006797940

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 462677, 925354, 1850708, 2313385, 4626770, 7865509, 8790863, 9253540, 15731018, 17581726, 31462036, 35163452, 39327545, 43954315, 78655090, 87908630, 149444671, 157310180, 175817260, 298889342, 597778684, 747223355, 1494446710, 2988893420]

約数ペア:

[(1, 2988893420), (2, 1494446710), (4, 747223355), (5, 597778684), (10, 298889342), (17, 175817260), (19, 157310180), (20, 149444671), (34, 87908630), (38, 78655090), (68, 43954315), (76, 39327545), (85, 35163452), (95, 31462036), (170, 17581726), (190, 15731018), (323, 9253540), (340, 8790863), (380, 7865509), (646, 4626770), (1292, 2313385), (1615, 1850708), (3230, 925354), (6460, 462677)]