127690420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{44647}}^1$

素因数の和:44680

約数の個数: 48

約数和(自身を含む): 315036288

約数和(自身を除く): 187345868

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 44647, 89294, 178588, 223235, 446470, 491117, 580411, 892940, 982234, 1160822, 1964468, 2321644, 2455585, 2902055, 4911170, 5804110, 6384521, 9822340, 11608220, 12769042, 25538084, 31922605, 63845210, 127690420]

約数ペア:

[(1, 127690420), (2, 63845210), (4, 31922605), (5, 25538084), (10, 12769042), (11, 11608220), (13, 9822340), (20, 6384521), (22, 5804110), (26, 4911170), (44, 2902055), (52, 2455585), (55, 2321644), (65, 1964468), (110, 1160822), (130, 982234), (143, 892940), (220, 580411), (260, 491117), (286, 446470), (572, 223235), (715, 178588), (1430, 89294), (2860, 44647)]