20216351940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{1216387}}^1$

素因数の和:1216676

約数の個数: 48

約数和(自身を含む): 56810185152

約数和(自身を除く): 36593833212

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 277, 554, 831, 1108, 1385, 1662, 2770, 3324, 4155, 5540, 8310, 16620, 1216387, 2432774, 3649161, 4865548, 6081935, 7298322, 12163870, 14596644, 18245805, 24327740, 36491610, 72983220, 336939199, 673878398, 1010817597, 1347756796, 1684695995, 2021635194, 3369391990, 4043270388, 5054087985, 6738783980, 10108175970, 20216351940]

約数ペア:

[(1, 20216351940), (2, 10108175970), (3, 6738783980), (4, 5054087985), (5, 4043270388), (6, 3369391990), (10, 2021635194), (12, 1684695995), (15, 1347756796), (20, 1010817597), (30, 673878398), (60, 336939199), (277, 72983220), (554, 36491610), (831, 24327740), (1108, 18245805), (1385, 14596644), (1662, 12163870), (2770, 7298322), (3324, 6081935), (4155, 4865548), (5540, 3649161), (8310, 2432774), (16620, 1216387)]