40480

素因数分解:

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

素因数の和:49

約数の個数: 48

約数和(自身を含む): 108864

約数和(自身を除く): 68384

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 55, 80, 88, 92, 110, 115, 160, 176, 184, 220, 230, 253, 352, 368, 440, 460, 506, 736, 880, 920, 1012, 1265, 1760, 1840, 2024, 2530, 3680, 4048, 5060, 8096, 10120, 20240, 40480]

約数ペア:

[(1, 40480), (2, 20240), (4, 10120), (5, 8096), (8, 5060), (10, 4048), (11, 3680), (16, 2530), (20, 2024), (22, 1840), (23, 1760), (32, 1265), (40, 1012), (44, 920), (46, 880), (55, 736), (80, 506), (88, 460), (92, 440), (110, 368), (115, 352), (160, 253), (176, 230), (184, 220)]