12780811990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1599601}}^1$

素因数の和:1599672

約数の個数: 32

約数和(自身を含む): 24877010304

約数和(自身を除く): 12096198314

約数列:

[1, 2, 5, 10, 17, 34, 47, 85, 94, 170, 235, 470, 799, 1598, 3995, 7990, 1599601, 3199202, 7998005, 15996010, 27193217, 54386434, 75181247, 135966085, 150362494, 271932170, 375906235, 751812470, 1278081199, 2556162398, 6390405995, 12780811990]

約数ペア:

[(1, 12780811990), (2, 6390405995), (5, 2556162398), (10, 1278081199), (17, 751812470), (34, 375906235), (47, 271932170), (85, 150362494), (94, 135966085), (170, 75181247), (235, 54386434), (470, 27193217), (799, 15996010), (1598, 7998005), (3995, 3199202), (7990, 1599601)]