60981520

素因数分解:

$2^4\times 5^1\times {\mathrm{541}}^1\times {\mathrm{1409}}^1$

素因数の和:1963

約数の個数: 40

約数和(自身を含む): 142144920

約数和(自身を除く): 81163400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 541, 1082, 1409, 2164, 2705, 2818, 4328, 5410, 5636, 7045, 8656, 10820, 11272, 14090, 21640, 22544, 28180, 43280, 56360, 112720, 762269, 1524538, 3049076, 3811345, 6098152, 7622690, 12196304, 15245380, 30490760, 60981520]

約数ペア:

[(1, 60981520), (2, 30490760), (4, 15245380), (5, 12196304), (8, 7622690), (10, 6098152), (16, 3811345), (20, 3049076), (40, 1524538), (80, 762269), (541, 112720), (1082, 56360), (1409, 43280), (2164, 28180), (2705, 22544), (2818, 21640), (4328, 14090), (5410, 11272), (5636, 10820), (7045, 8656)]