57280480

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21059}}^1$

素因数の和:21091

約数の個数: 48

約数和(自身を含む): 143292240

約数和(自身を除く): 86011760

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 21059, 42118, 84236, 105295, 168472, 210590, 336944, 358003, 421180, 673888, 716006, 842360, 1432012, 1684720, 1790015, 2864024, 3369440, 3580030, 5728048, 7160060, 11456096, 14320120, 28640240, 57280480]

約数ペア:

[(1, 57280480), (2, 28640240), (4, 14320120), (5, 11456096), (8, 7160060), (10, 5728048), (16, 3580030), (17, 3369440), (20, 2864024), (32, 1790015), (34, 1684720), (40, 1432012), (68, 842360), (80, 716006), (85, 673888), (136, 421180), (160, 358003), (170, 336944), (272, 210590), (340, 168472), (544, 105295), (680, 84236), (1360, 42118), (2720, 21059)]