23644840

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1$

素因数の和:346

約数の個数: 64

約数和(自身を含む): 55598400

約数和(自身を除く): 31953560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 59, 86, 118, 172, 215, 233, 236, 295, 344, 430, 466, 472, 590, 860, 932, 1165, 1180, 1720, 1864, 2330, 2360, 2537, 4660, 5074, 9320, 10019, 10148, 12685, 13747, 20038, 20296, 25370, 27494, 40076, 50095, 50740, 54988, 68735, 80152, 100190, 101480, 109976, 137470, 200380, 274940, 400760, 549880, 591121, 1182242, 2364484, 2955605, 4728968, 5911210, 11822420, 23644840]

約数ペア:

[(1, 23644840), (2, 11822420), (4, 5911210), (5, 4728968), (8, 2955605), (10, 2364484), (20, 1182242), (40, 591121), (43, 549880), (59, 400760), (86, 274940), (118, 200380), (172, 137470), (215, 109976), (233, 101480), (236, 100190), (295, 80152), (344, 68735), (430, 54988), (466, 50740), (472, 50095), (590, 40076), (860, 27494), (932, 25370), (1165, 20296), (1180, 20038), (1720, 13747), (1864, 12685), (2330, 10148), (2360, 10019), (2537, 9320), (4660, 5074)]