7240380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17239}}^1$

素因数の和:17258

約数の個数: 48

約数和(自身を含む): 23170560

約数和(自身を除く): 15930180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 17239, 34478, 51717, 68956, 86195, 103434, 120673, 172390, 206868, 241346, 258585, 344780, 362019, 482692, 517170, 603365, 724038, 1034340, 1206730, 1448076, 1810095, 2413460, 3620190, 7240380]

約数ペア:

[(1, 7240380), (2, 3620190), (3, 2413460), (4, 1810095), (5, 1448076), (6, 1206730), (7, 1034340), (10, 724038), (12, 603365), (14, 517170), (15, 482692), (20, 362019), (21, 344780), (28, 258585), (30, 241346), (35, 206868), (42, 172390), (60, 120673), (70, 103434), (84, 86195), (105, 68956), (140, 51717), (210, 34478), (420, 17239)]