1242202340

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{431}}^1\times {\mathrm{2719}}^1$

素因数の和:3212

約数の個数: 48

約数和(自身を含む): 2664990720

約数和(自身を除く): 1422788380

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 431, 530, 862, 1060, 1724, 2155, 2719, 4310, 5438, 8620, 10876, 13595, 22843, 27190, 45686, 54380, 91372, 114215, 144107, 228430, 288214, 456860, 576428, 720535, 1171889, 1441070, 2343778, 2882140, 4687556, 5859445, 11718890, 23437780, 62110117, 124220234, 248440468, 310550585, 621101170, 1242202340]

約数ペア:

[(1, 1242202340), (2, 621101170), (4, 310550585), (5, 248440468), (10, 124220234), (20, 62110117), (53, 23437780), (106, 11718890), (212, 5859445), (265, 4687556), (431, 2882140), (530, 2343778), (862, 1441070), (1060, 1171889), (1724, 720535), (2155, 576428), (2719, 456860), (4310, 288214), (5438, 228430), (8620, 144107), (10876, 114215), (13595, 91372), (22843, 54380), (27190, 45686)]