4027140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1721}}^1$

素因数の和:1749

約数の個数: 72

約数和(自身を含む): 13162968

約数和(自身を除く): 9135828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 1721, 2340, 3442, 5163, 6884, 8605, 10326, 15489, 17210, 20652, 22373, 25815, 30978, 34420, 44746, 51630, 61956, 67119, 77445, 89492, 103260, 111865, 134238, 154890, 201357, 223730, 268476, 309780, 335595, 402714, 447460, 671190, 805428, 1006785, 1342380, 2013570, 4027140]

約数ペア:

[(1, 4027140), (2, 2013570), (3, 1342380), (4, 1006785), (5, 805428), (6, 671190), (9, 447460), (10, 402714), (12, 335595), (13, 309780), (15, 268476), (18, 223730), (20, 201357), (26, 154890), (30, 134238), (36, 111865), (39, 103260), (45, 89492), (52, 77445), (60, 67119), (65, 61956), (78, 51630), (90, 44746), (117, 34420), (130, 30978), (156, 25815), (180, 22373), (195, 20652), (234, 17210), (260, 15489), (390, 10326), (468, 8605), (585, 6884), (780, 5163), (1170, 3442), (1721, 2340)]