39940208

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1907}}^1$

素因数の和:1950

約数の個数: 80

約数和(自身を含む): 102207744

約数和(自身を除く): 62267536

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 34, 44, 56, 68, 77, 88, 112, 119, 136, 154, 176, 187, 238, 272, 308, 374, 476, 616, 748, 952, 1232, 1309, 1496, 1904, 1907, 2618, 2992, 3814, 5236, 7628, 10472, 13349, 15256, 20944, 20977, 26698, 30512, 32419, 41954, 53396, 64838, 83908, 106792, 129676, 146839, 167816, 213584, 226933, 259352, 293678, 335632, 356609, 453866, 518704, 587356, 713218, 907732, 1174712, 1426436, 1815464, 2349424, 2496263, 2852872, 3630928, 4992526, 5705744, 9985052, 19970104, 39940208]

約数ペア:

[(1, 39940208), (2, 19970104), (4, 9985052), (7, 5705744), (8, 4992526), (11, 3630928), (14, 2852872), (16, 2496263), (17, 2349424), (22, 1815464), (28, 1426436), (34, 1174712), (44, 907732), (56, 713218), (68, 587356), (77, 518704), (88, 453866), (112, 356609), (119, 335632), (136, 293678), (154, 259352), (176, 226933), (187, 213584), (238, 167816), (272, 146839), (308, 129676), (374, 106792), (476, 83908), (616, 64838), (748, 53396), (952, 41954), (1232, 32419), (1309, 30512), (1496, 26698), (1904, 20977), (1907, 20944), (2618, 15256), (2992, 13349), (3814, 10472), (5236, 7628)]