12311900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:191

約数の個数: 72

約数和(自身を含む): 28685664

約数和(自身を除く): 16373764

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 53, 92, 100, 101, 106, 115, 202, 212, 230, 265, 404, 460, 505, 530, 575, 1010, 1060, 1150, 1219, 1325, 2020, 2300, 2323, 2438, 2525, 2650, 4646, 4876, 5050, 5300, 5353, 6095, 9292, 10100, 10706, 11615, 12190, 21412, 23230, 24380, 26765, 30475, 46460, 53530, 58075, 60950, 107060, 116150, 121900, 123119, 133825, 232300, 246238, 267650, 492476, 535300, 615595, 1231190, 2462380, 3077975, 6155950, 12311900]

約数ペア:

[(1, 12311900), (2, 6155950), (4, 3077975), (5, 2462380), (10, 1231190), (20, 615595), (23, 535300), (25, 492476), (46, 267650), (50, 246238), (53, 232300), (92, 133825), (100, 123119), (101, 121900), (106, 116150), (115, 107060), (202, 60950), (212, 58075), (230, 53530), (265, 46460), (404, 30475), (460, 26765), (505, 24380), (530, 23230), (575, 21412), (1010, 12190), (1060, 11615), (1150, 10706), (1219, 10100), (1325, 9292), (2020, 6095), (2300, 5353), (2323, 5300), (2438, 5050), (2525, 4876), (2650, 4646)]