291211460

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{4057}}^1$

素因数の和:4200

約数の個数: 48

約数和(自身を含む): 634703664

約数和(自身を除く): 343492204

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 97, 148, 185, 194, 370, 388, 485, 740, 970, 1940, 3589, 4057, 7178, 8114, 14356, 16228, 17945, 20285, 35890, 40570, 71780, 81140, 150109, 300218, 393529, 600436, 750545, 787058, 1501090, 1574116, 1967645, 3002180, 3935290, 7870580, 14560573, 29121146, 58242292, 72802865, 145605730, 291211460]

約数ペア:

[(1, 291211460), (2, 145605730), (4, 72802865), (5, 58242292), (10, 29121146), (20, 14560573), (37, 7870580), (74, 3935290), (97, 3002180), (148, 1967645), (185, 1574116), (194, 1501090), (370, 787058), (388, 750545), (485, 600436), (740, 393529), (970, 300218), (1940, 150109), (3589, 81140), (4057, 71780), (7178, 40570), (8114, 35890), (14356, 20285), (16228, 17945)]