8970880

素因数分解:

$2^7\times 5^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 21811680

約数和(自身を除く): 12840800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 128, 131, 160, 214, 262, 320, 428, 524, 535, 640, 655, 856, 1048, 1070, 1310, 1712, 2096, 2140, 2620, 3424, 4192, 4280, 5240, 6848, 8384, 8560, 10480, 13696, 14017, 16768, 17120, 20960, 28034, 34240, 41920, 56068, 68480, 70085, 83840, 112136, 140170, 224272, 280340, 448544, 560680, 897088, 1121360, 1794176, 2242720, 4485440, 8970880]

約数ペア:

[(1, 8970880), (2, 4485440), (4, 2242720), (5, 1794176), (8, 1121360), (10, 897088), (16, 560680), (20, 448544), (32, 280340), (40, 224272), (64, 140170), (80, 112136), (107, 83840), (128, 70085), (131, 68480), (160, 56068), (214, 41920), (262, 34240), (320, 28034), (428, 20960), (524, 17120), (535, 16768), (640, 14017), (655, 13696), (856, 10480), (1048, 8560), (1070, 8384), (1310, 6848), (1712, 5240), (2096, 4280), (2140, 4192), (2620, 3424)]