18604980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2521}}^1$

素因数の和:2577

約数の個数: 72

約数和(自身を含む): 57834504

約数和(自身を除く): 39229524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 369, 410, 492, 615, 738, 820, 1230, 1476, 1845, 2460, 2521, 3690, 5042, 7380, 7563, 10084, 12605, 15126, 22689, 25210, 30252, 37815, 45378, 50420, 75630, 90756, 103361, 113445, 151260, 206722, 226890, 310083, 413444, 453780, 516805, 620166, 930249, 1033610, 1240332, 1550415, 1860498, 2067220, 3100830, 3720996, 4651245, 6201660, 9302490, 18604980]

約数ペア:

[(1, 18604980), (2, 9302490), (3, 6201660), (4, 4651245), (5, 3720996), (6, 3100830), (9, 2067220), (10, 1860498), (12, 1550415), (15, 1240332), (18, 1033610), (20, 930249), (30, 620166), (36, 516805), (41, 453780), (45, 413444), (60, 310083), (82, 226890), (90, 206722), (123, 151260), (164, 113445), (180, 103361), (205, 90756), (246, 75630), (369, 50420), (410, 45378), (492, 37815), (615, 30252), (738, 25210), (820, 22689), (1230, 15126), (1476, 12605), (1845, 10084), (2460, 7563), (2521, 7380), (3690, 5042)]