39043880

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^2$

素因数の和:139

約数の個数: 96

約数和(自身を含む): 97251840

約数和(自身を除く): 58207960

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 37, 40, 46, 62, 74, 92, 115, 124, 148, 155, 184, 185, 230, 248, 296, 310, 370, 460, 620, 713, 740, 851, 920, 1147, 1240, 1369, 1426, 1480, 1702, 2294, 2738, 2852, 3404, 3565, 4255, 4588, 5476, 5704, 5735, 6808, 6845, 7130, 8510, 9176, 10952, 11470, 13690, 14260, 17020, 22940, 26381, 27380, 28520, 31487, 34040, 42439, 45880, 52762, 54760, 62974, 84878, 105524, 125948, 131905, 157435, 169756, 211048, 212195, 251896, 263810, 314870, 339512, 424390, 527620, 629740, 848780, 976097, 1055240, 1259480, 1697560, 1952194, 3904388, 4880485, 7808776, 9760970, 19521940, 39043880]

約数ペア:

[(1, 39043880), (2, 19521940), (4, 9760970), (5, 7808776), (8, 4880485), (10, 3904388), (20, 1952194), (23, 1697560), (31, 1259480), (37, 1055240), (40, 976097), (46, 848780), (62, 629740), (74, 527620), (92, 424390), (115, 339512), (124, 314870), (148, 263810), (155, 251896), (184, 212195), (185, 211048), (230, 169756), (248, 157435), (296, 131905), (310, 125948), (370, 105524), (460, 84878), (620, 62974), (713, 54760), (740, 52762), (851, 45880), (920, 42439), (1147, 34040), (1240, 31487), (1369, 28520), (1426, 27380), (1480, 26381), (1702, 22940), (2294, 17020), (2738, 14260), (2852, 13690), (3404, 11470), (3565, 10952), (4255, 9176), (4588, 8510), (5476, 7130), (5704, 6845), (5735, 6808)]