53417180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{347}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 115758720

約数和(自身を除く): 62341540

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 179, 215, 347, 358, 430, 694, 716, 860, 895, 1388, 1735, 1790, 3470, 3580, 6940, 7697, 14921, 15394, 29842, 30788, 38485, 59684, 62113, 74605, 76970, 124226, 149210, 153940, 248452, 298420, 310565, 621130, 1242260, 2670859, 5341718, 10683436, 13354295, 26708590, 53417180]

約数ペア:

[(1, 53417180), (2, 26708590), (4, 13354295), (5, 10683436), (10, 5341718), (20, 2670859), (43, 1242260), (86, 621130), (172, 310565), (179, 298420), (215, 248452), (347, 153940), (358, 149210), (430, 124226), (694, 76970), (716, 74605), (860, 62113), (895, 59684), (1388, 38485), (1735, 30788), (1790, 29842), (3470, 15394), (3580, 14921), (6940, 7697)]