40806460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{467}}^1$

素因数の和:750

約数の個数: 48

約数和(自身を含む): 91282464

約数和(自身を除く): 50476004

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 257, 340, 467, 514, 934, 1028, 1285, 1868, 2335, 2570, 4369, 4670, 5140, 7939, 8738, 9340, 15878, 17476, 21845, 31756, 39695, 43690, 79390, 87380, 120019, 158780, 240038, 480076, 600095, 1200190, 2040323, 2400380, 4080646, 8161292, 10201615, 20403230, 40806460]

約数ペア:

[(1, 40806460), (2, 20403230), (4, 10201615), (5, 8161292), (10, 4080646), (17, 2400380), (20, 2040323), (34, 1200190), (68, 600095), (85, 480076), (170, 240038), (257, 158780), (340, 120019), (467, 87380), (514, 79390), (934, 43690), (1028, 39695), (1285, 31756), (1868, 21845), (2335, 17476), (2570, 15878), (4369, 9340), (4670, 8738), (5140, 7939)]