1977758410

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{7669}}^1$

素因数の和:7771

約数の個数: 64

約数和(自身を含む): 3966187680

約数和(自身を除く): 1988429270

約数列:

[1, 2, 5, 10, 17, 34, 37, 41, 74, 82, 85, 170, 185, 205, 370, 410, 629, 697, 1258, 1394, 1517, 3034, 3145, 3485, 6290, 6970, 7585, 7669, 15170, 15338, 25789, 38345, 51578, 76690, 128945, 130373, 257890, 260746, 283753, 314429, 567506, 628858, 651865, 1303730, 1418765, 1572145, 2837530, 3144290, 4823801, 5345293, 9647602, 10690586, 11633873, 23267746, 24119005, 26726465, 48238010, 53452930, 58169365, 116338730, 197775841, 395551682, 988879205, 1977758410]

約数ペア:

[(1, 1977758410), (2, 988879205), (5, 395551682), (10, 197775841), (17, 116338730), (34, 58169365), (37, 53452930), (41, 48238010), (74, 26726465), (82, 24119005), (85, 23267746), (170, 11633873), (185, 10690586), (205, 9647602), (370, 5345293), (410, 4823801), (629, 3144290), (697, 2837530), (1258, 1572145), (1394, 1418765), (1517, 1303730), (3034, 651865), (3145, 628858), (3485, 567506), (6290, 314429), (6970, 283753), (7585, 260746), (7669, 257890), (15170, 130373), (15338, 128945), (25789, 76690), (38345, 51578)]