2017883980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{743}}^1\times {\mathrm{1021}}^1$

素因数の和:1799

約数の個数: 96

約数和(自身を含む): 5109672960

約数和(自身を除く): 3091788980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 743, 1021, 1330, 1486, 2042, 2660, 2972, 3715, 4084, 5105, 5201, 7147, 7430, 10210, 10402, 14117, 14294, 14860, 19399, 20420, 20804, 26005, 28234, 28588, 35735, 38798, 52010, 56468, 70585, 71470, 77596, 96995, 98819, 104020, 135793, 141170, 142940, 193990, 197638, 271586, 282340, 387980, 395276, 494095, 543172, 678965, 758603, 988190, 1357930, 1517206, 1976380, 2715860, 3034412, 3793015, 5310221, 7586030, 10620442, 14413457, 15172060, 21240884, 26551105, 28826914, 53102210, 57653828, 72067285, 100894199, 106204420, 144134570, 201788398, 288269140, 403576796, 504470995, 1008941990, 2017883980]

約数ペア:

[(1, 2017883980), (2, 1008941990), (4, 504470995), (5, 403576796), (7, 288269140), (10, 201788398), (14, 144134570), (19, 106204420), (20, 100894199), (28, 72067285), (35, 57653828), (38, 53102210), (70, 28826914), (76, 26551105), (95, 21240884), (133, 15172060), (140, 14413457), (190, 10620442), (266, 7586030), (380, 5310221), (532, 3793015), (665, 3034412), (743, 2715860), (1021, 1976380), (1330, 1517206), (1486, 1357930), (2042, 988190), (2660, 758603), (2972, 678965), (3715, 543172), (4084, 494095), (5105, 395276), (5201, 387980), (7147, 282340), (7430, 271586), (10210, 197638), (10402, 193990), (14117, 142940), (14294, 141170), (14860, 135793), (19399, 104020), (20420, 98819), (20804, 96995), (26005, 77596), (28234, 71470), (28588, 70585), (35735, 56468), (38798, 52010)]