2079339920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{26713}}^1$

素因数の和:26872

約数の個数: 80

約数和(自身を含む): 5565060480

約数和(自身を除く): 3485720560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 139, 140, 278, 280, 556, 560, 695, 973, 1112, 1390, 1946, 2224, 2780, 3892, 4865, 5560, 7784, 9730, 11120, 15568, 19460, 26713, 38920, 53426, 77840, 106852, 133565, 186991, 213704, 267130, 373982, 427408, 534260, 747964, 934955, 1068520, 1495928, 1869910, 2137040, 2991856, 3713107, 3739820, 7426214, 7479640, 14852428, 14959280, 18565535, 25991749, 29704856, 37131070, 51983498, 59409712, 74262140, 103966996, 129958745, 148524280, 207933992, 259917490, 297048560, 415867984, 519834980, 1039669960, 2079339920]

約数ペア:

[(1, 2079339920), (2, 1039669960), (4, 519834980), (5, 415867984), (7, 297048560), (8, 259917490), (10, 207933992), (14, 148524280), (16, 129958745), (20, 103966996), (28, 74262140), (35, 59409712), (40, 51983498), (56, 37131070), (70, 29704856), (80, 25991749), (112, 18565535), (139, 14959280), (140, 14852428), (278, 7479640), (280, 7426214), (556, 3739820), (560, 3713107), (695, 2991856), (973, 2137040), (1112, 1869910), (1390, 1495928), (1946, 1068520), (2224, 934955), (2780, 747964), (3892, 534260), (4865, 427408), (5560, 373982), (7784, 267130), (9730, 213704), (11120, 186991), (15568, 133565), (19460, 106852), (26713, 77840), (38920, 53426)]