172674140

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1\times {\mathrm{347}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 368323200

約数和(自身を除く): 195649060

約数列:

[1, 2, 4, 5, 10, 20, 139, 179, 278, 347, 358, 556, 694, 695, 716, 895, 1388, 1390, 1735, 1790, 2780, 3470, 3580, 6940, 24881, 48233, 49762, 62113, 96466, 99524, 124226, 124405, 192932, 241165, 248452, 248810, 310565, 482330, 497620, 621130, 964660, 1242260, 8633707, 17267414, 34534828, 43168535, 86337070, 172674140]

約数ペア:

[(1, 172674140), (2, 86337070), (4, 43168535), (5, 34534828), (10, 17267414), (20, 8633707), (139, 1242260), (179, 964660), (278, 621130), (347, 497620), (358, 482330), (556, 310565), (694, 248810), (695, 248452), (716, 241165), (895, 192932), (1388, 124405), (1390, 124226), (1735, 99524), (1790, 96466), (2780, 62113), (3470, 49762), (3580, 48233), (6940, 24881)]