22339840

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:615

約数の個数: 72

約数和(自身を含む): 55335168

約数和(自身を除く): 32995328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 563, 620, 640, 992, 1126, 1240, 1280, 1984, 2252, 2480, 2815, 3968, 4504, 4960, 5630, 7936, 9008, 9920, 11260, 17453, 18016, 19840, 22520, 34906, 36032, 39680, 45040, 69812, 72064, 87265, 90080, 139624, 144128, 174530, 180160, 279248, 349060, 360320, 558496, 698120, 720640, 1116992, 1396240, 2233984, 2792480, 4467968, 5584960, 11169920, 22339840]

約数ペア:

[(1, 22339840), (2, 11169920), (4, 5584960), (5, 4467968), (8, 2792480), (10, 2233984), (16, 1396240), (20, 1116992), (31, 720640), (32, 698120), (40, 558496), (62, 360320), (64, 349060), (80, 279248), (124, 180160), (128, 174530), (155, 144128), (160, 139624), (248, 90080), (256, 87265), (310, 72064), (320, 69812), (496, 45040), (563, 39680), (620, 36032), (640, 34906), (992, 22520), (1126, 19840), (1240, 18016), (1280, 17453), (1984, 11260), (2252, 9920), (2480, 9008), (2815, 7936), (3968, 5630), (4504, 4960)]