2520121040

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{461}}^1\times {\mathrm{2971}}^1$

素因数の和:3468

約数の個数: 80

約数和(自身を含む): 6129357696

約数和(自身を除く): 3609236656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 461, 920, 922, 1840, 1844, 2305, 2971, 3688, 4610, 5942, 7376, 9220, 10603, 11884, 14855, 18440, 21206, 23768, 29710, 36880, 42412, 47536, 53015, 59420, 68333, 84824, 106030, 118840, 136666, 169648, 212060, 237680, 273332, 341665, 424120, 546664, 683330, 848240, 1093328, 1366660, 1369631, 2733320, 2739262, 5466640, 5478524, 6848155, 10957048, 13696310, 21914096, 27392620, 31501513, 54785240, 63003026, 109570480, 126006052, 157507565, 252012104, 315015130, 504024208, 630030260, 1260060520, 2520121040]

約数ペア:

[(1, 2520121040), (2, 1260060520), (4, 630030260), (5, 504024208), (8, 315015130), (10, 252012104), (16, 157507565), (20, 126006052), (23, 109570480), (40, 63003026), (46, 54785240), (80, 31501513), (92, 27392620), (115, 21914096), (184, 13696310), (230, 10957048), (368, 6848155), (460, 5478524), (461, 5466640), (920, 2739262), (922, 2733320), (1840, 1369631), (1844, 1366660), (2305, 1093328), (2971, 848240), (3688, 683330), (4610, 546664), (5942, 424120), (7376, 341665), (9220, 273332), (10603, 237680), (11884, 212060), (14855, 169648), (18440, 136666), (21206, 118840), (23768, 106030), (29710, 84824), (36880, 68333), (42412, 59420), (47536, 53015)]