291298180

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{2113}}^1$

素因数の和:2296

約数の個数: 48

約数和(自身を含む): 627553584

約数和(自身を除く): 336255404

約数列:

[1, 2, 4, 5, 10, 20, 61, 113, 122, 226, 244, 305, 452, 565, 610, 1130, 1220, 2113, 2260, 4226, 6893, 8452, 10565, 13786, 21130, 27572, 34465, 42260, 68930, 128893, 137860, 238769, 257786, 477538, 515572, 644465, 955076, 1193845, 1288930, 2387690, 2577860, 4775380, 14564909, 29129818, 58259636, 72824545, 145649090, 291298180]

約数ペア:

[(1, 291298180), (2, 145649090), (4, 72824545), (5, 58259636), (10, 29129818), (20, 14564909), (61, 4775380), (113, 2577860), (122, 2387690), (226, 1288930), (244, 1193845), (305, 955076), (452, 644465), (565, 515572), (610, 477538), (1130, 257786), (1220, 238769), (2113, 137860), (2260, 128893), (4226, 68930), (6893, 42260), (8452, 34465), (10565, 27572), (13786, 21130)]