20104317470

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{17107}}^1$

素因数の和:17385

約数の個数: 64

約数和(自身を含む): 39732166656

約数和(自身を除く): 19627849186

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 85, 155, 170, 223, 310, 446, 527, 1054, 1115, 2230, 2635, 3791, 5270, 6913, 7582, 13826, 17107, 18955, 34214, 34565, 37910, 69130, 85535, 117521, 171070, 235042, 290819, 530317, 581638, 587605, 1060634, 1175210, 1454095, 2651585, 2908190, 3814861, 5303170, 7629722, 9015389, 18030778, 19074305, 38148610, 45076945, 64852637, 90153890, 118260691, 129705274, 236521382, 324263185, 591303455, 648526370, 1182606910, 2010431747, 4020863494, 10052158735, 20104317470]

約数ペア:

[(1, 20104317470), (2, 10052158735), (5, 4020863494), (10, 2010431747), (17, 1182606910), (31, 648526370), (34, 591303455), (62, 324263185), (85, 236521382), (155, 129705274), (170, 118260691), (223, 90153890), (310, 64852637), (446, 45076945), (527, 38148610), (1054, 19074305), (1115, 18030778), (2230, 9015389), (2635, 7629722), (3791, 5303170), (5270, 3814861), (6913, 2908190), (7582, 2651585), (13826, 1454095), (17107, 1175210), (18955, 1060634), (34214, 587605), (34565, 581638), (37910, 530317), (69130, 290819), (85535, 235042), (117521, 171070)]