19819260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1069}}^1$

素因数の和:1187

約数の個数: 72

約数和(自身を含む): 60758880

約数和(自身を除く): 40939620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 103, 180, 206, 309, 412, 515, 618, 927, 1030, 1069, 1236, 1545, 1854, 2060, 2138, 3090, 3207, 3708, 4276, 4635, 5345, 6180, 6414, 9270, 9621, 10690, 12828, 16035, 18540, 19242, 21380, 32070, 38484, 48105, 64140, 96210, 110107, 192420, 220214, 330321, 440428, 550535, 660642, 990963, 1101070, 1321284, 1651605, 1981926, 2202140, 3303210, 3963852, 4954815, 6606420, 9909630, 19819260]

約数ペア:

[(1, 19819260), (2, 9909630), (3, 6606420), (4, 4954815), (5, 3963852), (6, 3303210), (9, 2202140), (10, 1981926), (12, 1651605), (15, 1321284), (18, 1101070), (20, 990963), (30, 660642), (36, 550535), (45, 440428), (60, 330321), (90, 220214), (103, 192420), (180, 110107), (206, 96210), (309, 64140), (412, 48105), (515, 38484), (618, 32070), (927, 21380), (1030, 19242), (1069, 18540), (1236, 16035), (1545, 12828), (1854, 10690), (2060, 9621), (2138, 9270), (3090, 6414), (3207, 6180), (3708, 5345), (4276, 4635)]