20197780300

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{6515413}}^1$

素因数の和:6515458

約数の個数: 36

約数和(自身を含む): 45243034816

約数和(自身を除く): 25045254516

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 6515413, 13030826, 26061652, 32577065, 65154130, 130308260, 162885325, 201977803, 325770650, 403955606, 651541300, 807911212, 1009889015, 2019778030, 4039556060, 5049445075, 10098890150, 20197780300]

約数ペア:

[(1, 20197780300), (2, 10098890150), (4, 5049445075), (5, 4039556060), (10, 2019778030), (20, 1009889015), (25, 807911212), (31, 651541300), (50, 403955606), (62, 325770650), (100, 201977803), (124, 162885325), (155, 130308260), (310, 65154130), (620, 32577065), (775, 26061652), (1550, 13030826), (3100, 6515413)]