40868044

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{239}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 85155840

約数和(自身を除く): 44287796

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 197, 217, 239, 394, 434, 478, 788, 868, 956, 1379, 1673, 2758, 3346, 5516, 6107, 6692, 7409, 12214, 14818, 24428, 29636, 42749, 47083, 51863, 85498, 94166, 103726, 170996, 188332, 207452, 329581, 659162, 1318324, 1459573, 2919146, 5838292, 10217011, 20434022, 40868044]

約数ペア:

[(1, 40868044), (2, 20434022), (4, 10217011), (7, 5838292), (14, 2919146), (28, 1459573), (31, 1318324), (62, 659162), (124, 329581), (197, 207452), (217, 188332), (239, 170996), (394, 103726), (434, 94166), (478, 85498), (788, 51863), (868, 47083), (956, 42749), (1379, 29636), (1673, 24428), (2758, 14818), (3346, 12214), (5516, 7409), (6107, 6692)]