2814945040

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{613}}^1\times {\mathrm{941}}^1$

素因数の和:1628

約数の個数: 80

約数和(自身を含む): 6669970416

約数和(自身を除く): 3855025376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 613, 941, 976, 1220, 1226, 1882, 2440, 2452, 3065, 3764, 4705, 4880, 4904, 6130, 7528, 9410, 9808, 12260, 15056, 18820, 24520, 37393, 37640, 49040, 57401, 74786, 75280, 114802, 149572, 186965, 229604, 287005, 299144, 373930, 459208, 574010, 576833, 598288, 747860, 918416, 1148020, 1153666, 1495720, 2296040, 2307332, 2884165, 2991440, 4592080, 4614664, 5768330, 9229328, 11536660, 23073320, 35186813, 46146640, 70373626, 140747252, 175934065, 281494504, 351868130, 562989008, 703736260, 1407472520, 2814945040]

約数ペア:

[(1, 2814945040), (2, 1407472520), (4, 703736260), (5, 562989008), (8, 351868130), (10, 281494504), (16, 175934065), (20, 140747252), (40, 70373626), (61, 46146640), (80, 35186813), (122, 23073320), (244, 11536660), (305, 9229328), (488, 5768330), (610, 4614664), (613, 4592080), (941, 2991440), (976, 2884165), (1220, 2307332), (1226, 2296040), (1882, 1495720), (2440, 1153666), (2452, 1148020), (3065, 918416), (3764, 747860), (4705, 598288), (4880, 576833), (4904, 574010), (6130, 459208), (7528, 373930), (9410, 299144), (9808, 287005), (12260, 229604), (15056, 186965), (18820, 149572), (24520, 114802), (37393, 75280), (37640, 74786), (49040, 57401)]