1938168340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{587}}^1\times {\mathrm{8689}}^1$

素因数の和:9304

約数の個数: 48

約数和(自身を含む): 4292164800

約数和(自身を除く): 2353996460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 587, 1174, 2348, 2935, 5870, 8689, 11153, 11740, 17378, 22306, 34756, 43445, 44612, 55765, 86890, 111530, 165091, 173780, 223060, 330182, 660364, 825455, 1650910, 3301820, 5100443, 10200886, 20401772, 25502215, 51004430, 96908417, 102008860, 193816834, 387633668, 484542085, 969084170, 1938168340]

約数ペア:

[(1, 1938168340), (2, 969084170), (4, 484542085), (5, 387633668), (10, 193816834), (19, 102008860), (20, 96908417), (38, 51004430), (76, 25502215), (95, 20401772), (190, 10200886), (380, 5100443), (587, 3301820), (1174, 1650910), (2348, 825455), (2935, 660364), (5870, 330182), (8689, 223060), (11153, 173780), (11740, 165091), (17378, 111530), (22306, 86890), (34756, 55765), (43445, 44612)]