19640803420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{827}}^1\times {\mathrm{169639}}^1$

素因数の和:170482

約数の個数: 48

約数和(自身を含む): 47195205120

約数和(自身を除く): 27554401700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 827, 1654, 3308, 4135, 5789, 8270, 11578, 16540, 23156, 28945, 57890, 115780, 169639, 339278, 678556, 848195, 1187473, 1696390, 2374946, 3392780, 4749892, 5937365, 11874730, 23749460, 140291453, 280582906, 561165812, 701457265, 982040171, 1402914530, 1964080342, 2805829060, 3928160684, 4910200855, 9820401710, 19640803420]

約数ペア:

[(1, 19640803420), (2, 9820401710), (4, 4910200855), (5, 3928160684), (7, 2805829060), (10, 1964080342), (14, 1402914530), (20, 982040171), (28, 701457265), (35, 561165812), (70, 280582906), (140, 140291453), (827, 23749460), (1654, 11874730), (3308, 5937365), (4135, 4749892), (5789, 3392780), (8270, 2374946), (11578, 1696390), (16540, 1187473), (23156, 848195), (28945, 678556), (57890, 339278), (115780, 169639)]