3538940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 7996800

約数和(自身を除く): 4457860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 67, 76, 95, 134, 139, 190, 268, 278, 335, 380, 556, 670, 695, 1273, 1340, 1390, 2546, 2641, 2780, 5092, 5282, 6365, 9313, 10564, 12730, 13205, 18626, 25460, 26410, 37252, 46565, 52820, 93130, 176947, 186260, 353894, 707788, 884735, 1769470, 3538940]

約数ペア:

[(1, 3538940), (2, 1769470), (4, 884735), (5, 707788), (10, 353894), (19, 186260), (20, 176947), (38, 93130), (67, 52820), (76, 46565), (95, 37252), (134, 26410), (139, 25460), (190, 18626), (268, 13205), (278, 12730), (335, 10564), (380, 9313), (556, 6365), (670, 5282), (695, 5092), (1273, 2780), (1340, 2641), (1390, 2546)]