214910980

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{179}}^1\times {\mathrm{347}}^1$

素因数の和:708

約数の個数: 48

約数和(自身を含む): 457773120

約数和(自身を除く): 242862140

約数列:

[1, 2, 4, 5, 10, 20, 173, 179, 346, 347, 358, 692, 694, 716, 865, 895, 1388, 1730, 1735, 1790, 3460, 3470, 3580, 6940, 30967, 60031, 61934, 62113, 120062, 123868, 124226, 154835, 240124, 248452, 300155, 309670, 310565, 600310, 619340, 621130, 1200620, 1242260, 10745549, 21491098, 42982196, 53727745, 107455490, 214910980]

約数ペア:

[(1, 214910980), (2, 107455490), (4, 53727745), (5, 42982196), (10, 21491098), (20, 10745549), (173, 1242260), (179, 1200620), (346, 621130), (347, 619340), (358, 600310), (692, 310565), (694, 309670), (716, 300155), (865, 248452), (895, 240124), (1388, 154835), (1730, 124226), (1735, 123868), (1790, 120062), (3460, 62113), (3470, 61934), (3580, 60031), (6940, 30967)]