39642428

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{419}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 82790400

約数和(自身を除く): 43147972

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 109, 124, 217, 218, 419, 434, 436, 763, 838, 868, 1526, 1676, 2933, 3052, 3379, 5866, 6758, 11732, 12989, 13516, 23653, 25978, 45671, 47306, 51956, 90923, 91342, 94612, 181846, 182684, 319697, 363692, 639394, 1278788, 1415801, 2831602, 5663204, 9910607, 19821214, 39642428]

約数ペア:

[(1, 39642428), (2, 19821214), (4, 9910607), (7, 5663204), (14, 2831602), (28, 1415801), (31, 1278788), (62, 639394), (109, 363692), (124, 319697), (217, 182684), (218, 181846), (419, 94612), (434, 91342), (436, 90923), (763, 51956), (838, 47306), (868, 45671), (1526, 25978), (1676, 23653), (2933, 13516), (3052, 12989), (3379, 11732), (5866, 6758)]