1271307980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{14029}}^1$

素因数の和:14258

約数の個数: 48

約数和(自身を含む): 2800163520

約数和(自身を除く): 1528855540

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 197, 230, 394, 460, 788, 985, 1970, 3940, 4531, 9062, 14029, 18124, 22655, 28058, 45310, 56116, 70145, 90620, 140290, 280580, 322667, 645334, 1290668, 1613335, 2763713, 3226670, 5527426, 6453340, 11054852, 13818565, 27637130, 55274260, 63565399, 127130798, 254261596, 317826995, 635653990, 1271307980]

約数ペア:

[(1, 1271307980), (2, 635653990), (4, 317826995), (5, 254261596), (10, 127130798), (20, 63565399), (23, 55274260), (46, 27637130), (92, 13818565), (115, 11054852), (197, 6453340), (230, 5527426), (394, 3226670), (460, 2763713), (788, 1613335), (985, 1290668), (1970, 645334), (3940, 322667), (4531, 280580), (9062, 140290), (14029, 90620), (18124, 70145), (22655, 56116), (28058, 45310)]