191878339940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{20456113}}^1$

素因数の和:20456196

約数の個数: 48

約数和(自身を含む): 467381292672

約数和(自身を除く): 275502952732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 938, 1340, 1876, 2345, 4690, 9380, 20456113, 40912226, 81824452, 102280565, 143192791, 204561130, 286385582, 409122260, 572771164, 715963955, 1370559571, 1431927910, 2741119142, 2863855820, 5482238284, 6852797855, 9593916997, 13705595710, 19187833994, 27411191420, 38375667988, 47969584985, 95939169970, 191878339940]

約数ペア:

[(1, 191878339940), (2, 95939169970), (4, 47969584985), (5, 38375667988), (7, 27411191420), (10, 19187833994), (14, 13705595710), (20, 9593916997), (28, 6852797855), (35, 5482238284), (67, 2863855820), (70, 2741119142), (134, 1431927910), (140, 1370559571), (268, 715963955), (335, 572771164), (469, 409122260), (670, 286385582), (938, 204561130), (1340, 143192791), (1876, 102280565), (2345, 81824452), (4690, 40912226), (9380, 20456113)]