28546660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1123}}^1$

素因数の和:1204

約数の個数: 48

約数和(自身を含む): 63447552

約数和(自身を除く): 34900892

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 205, 310, 410, 620, 820, 1123, 1271, 2246, 2542, 4492, 5084, 5615, 6355, 11230, 12710, 22460, 25420, 34813, 46043, 69626, 92086, 139252, 174065, 184172, 230215, 348130, 460430, 696260, 920860, 1427333, 2854666, 5709332, 7136665, 14273330, 28546660]

約数ペア:

[(1, 28546660), (2, 14273330), (4, 7136665), (5, 5709332), (10, 2854666), (20, 1427333), (31, 920860), (41, 696260), (62, 460430), (82, 348130), (124, 230215), (155, 184172), (164, 174065), (205, 139252), (310, 92086), (410, 69626), (620, 46043), (820, 34813), (1123, 25420), (1271, 22460), (2246, 12710), (2542, 11230), (4492, 6355), (5084, 5615)]