2019449960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{241561}}^1$

素因数の和:241602

約数の個数: 64

約数和(自身を含む): 5217739200

約数和(自身を除く): 3198289240

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8360, 241561, 483122, 966244, 1207805, 1932488, 2415610, 2657171, 4589659, 4831220, 5314342, 9179318, 9662440, 10628684, 13285855, 18358636, 21257368, 22948295, 26571710, 36717272, 45896590, 50486249, 53143420, 91793180, 100972498, 106286840, 183586360, 201944996, 252431245, 403889992, 504862490, 1009724980, 2019449960]

約数ペア:

[(1, 2019449960), (2, 1009724980), (4, 504862490), (5, 403889992), (8, 252431245), (10, 201944996), (11, 183586360), (19, 106286840), (20, 100972498), (22, 91793180), (38, 53143420), (40, 50486249), (44, 45896590), (55, 36717272), (76, 26571710), (88, 22948295), (95, 21257368), (110, 18358636), (152, 13285855), (190, 10628684), (209, 9662440), (220, 9179318), (380, 5314342), (418, 4831220), (440, 4589659), (760, 2657171), (836, 2415610), (1045, 1932488), (1672, 1207805), (2090, 966244), (4180, 483122), (8360, 241561)]