20315156950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{326873}}^1$

素因数の和:327009

約数の個数: 48

約数和(自身を含む): 41586217776

約数和(自身を除く): 21271060826

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 113, 226, 275, 550, 565, 1130, 1243, 2486, 2825, 5650, 6215, 12430, 31075, 62150, 326873, 653746, 1634365, 3268730, 3595603, 7191206, 8171825, 16343650, 17978015, 35956030, 36936649, 73873298, 89890075, 179780150, 184683245, 369366490, 406303139, 812606278, 923416225, 1846832450, 2031515695, 4063031390, 10157578475, 20315156950]

約数ペア:

[(1, 20315156950), (2, 10157578475), (5, 4063031390), (10, 2031515695), (11, 1846832450), (22, 923416225), (25, 812606278), (50, 406303139), (55, 369366490), (110, 184683245), (113, 179780150), (226, 89890075), (275, 73873298), (550, 36936649), (565, 35956030), (1130, 17978015), (1243, 16343650), (2486, 8171825), (2825, 7191206), (5650, 3595603), (6215, 3268730), (12430, 1634365), (31075, 653746), (62150, 326873)]