3964940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 9633792

約数和(自身を除く): 5668852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 223, 254, 446, 508, 635, 889, 892, 1115, 1270, 1561, 1778, 2230, 2540, 3122, 3556, 4445, 4460, 6244, 7805, 8890, 15610, 17780, 28321, 31220, 56642, 113284, 141605, 198247, 283210, 396494, 566420, 792988, 991235, 1982470, 3964940]

約数ペア:

[(1, 3964940), (2, 1982470), (4, 991235), (5, 792988), (7, 566420), (10, 396494), (14, 283210), (20, 198247), (28, 141605), (35, 113284), (70, 56642), (127, 31220), (140, 28321), (223, 17780), (254, 15610), (446, 8890), (508, 7805), (635, 6244), (889, 4460), (892, 4445), (1115, 3556), (1270, 3122), (1561, 2540), (1778, 2230)]