40105670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 82494720

約数和(自身を除く): 42389050

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 61, 86, 110, 122, 139, 215, 278, 305, 430, 473, 610, 671, 695, 946, 1342, 1390, 1529, 2365, 2623, 3058, 3355, 4730, 5246, 5977, 6710, 7645, 8479, 11954, 13115, 15290, 16958, 26230, 28853, 29885, 42395, 57706, 59770, 65747, 84790, 93269, 131494, 144265, 186538, 288530, 328735, 364597, 466345, 657470, 729194, 932690, 1822985, 3645970, 4010567, 8021134, 20052835, 40105670]

約数ペア:

[(1, 40105670), (2, 20052835), (5, 8021134), (10, 4010567), (11, 3645970), (22, 1822985), (43, 932690), (55, 729194), (61, 657470), (86, 466345), (110, 364597), (122, 328735), (139, 288530), (215, 186538), (278, 144265), (305, 131494), (430, 93269), (473, 84790), (610, 65747), (671, 59770), (695, 57706), (946, 42395), (1342, 29885), (1390, 28853), (1529, 26230), (2365, 16958), (2623, 15290), (3058, 13115), (3355, 11954), (4730, 8479), (5246, 7645), (5977, 6710)]