8116240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1$

素因数の和:448

約数の個数: 80

約数和(自身を含む): 21534336

約数和(自身を除く): 13418096

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 220, 230, 253, 368, 401, 440, 460, 506, 802, 880, 920, 1012, 1265, 1604, 1840, 2005, 2024, 2530, 3208, 4010, 4048, 4411, 5060, 6416, 8020, 8822, 9223, 10120, 16040, 17644, 18446, 20240, 22055, 32080, 35288, 36892, 44110, 46115, 70576, 73784, 88220, 92230, 101453, 147568, 176440, 184460, 202906, 352880, 368920, 405812, 507265, 737840, 811624, 1014530, 1623248, 2029060, 4058120, 8116240]

約数ペア:

[(1, 8116240), (2, 4058120), (4, 2029060), (5, 1623248), (8, 1014530), (10, 811624), (11, 737840), (16, 507265), (20, 405812), (22, 368920), (23, 352880), (40, 202906), (44, 184460), (46, 176440), (55, 147568), (80, 101453), (88, 92230), (92, 88220), (110, 73784), (115, 70576), (176, 46115), (184, 44110), (220, 36892), (230, 35288), (253, 32080), (368, 22055), (401, 20240), (440, 18446), (460, 17644), (506, 16040), (802, 10120), (880, 9223), (920, 8822), (1012, 8020), (1265, 6416), (1604, 5060), (1840, 4411), (2005, 4048), (2024, 4010), (2530, 3208)]