1996333820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{23197}}^1$

素因数の和:23550

約数の個数: 48

約数和(自身を含む): 4528620768

約数和(自身を除く): 2532286948

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 331, 662, 1324, 1655, 3310, 4303, 6620, 8606, 17212, 21515, 23197, 43030, 46394, 86060, 92788, 115985, 231970, 301561, 463940, 603122, 1206244, 1507805, 3015610, 6031220, 7678207, 15356414, 30712828, 38391035, 76782070, 99816691, 153564140, 199633382, 399266764, 499083455, 998166910, 1996333820]

約数ペア:

[(1, 1996333820), (2, 998166910), (4, 499083455), (5, 399266764), (10, 199633382), (13, 153564140), (20, 99816691), (26, 76782070), (52, 38391035), (65, 30712828), (130, 15356414), (260, 7678207), (331, 6031220), (662, 3015610), (1324, 1507805), (1655, 1206244), (3310, 603122), (4303, 463940), (6620, 301561), (8606, 231970), (17212, 115985), (21515, 92788), (23197, 86060), (43030, 46394)]