1326006940

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{179}}^1\times {\mathrm{2141}}^1$

素因数の和:2502

約数の個数: 48

約数和(自身を含む): 2817672480

約数和(自身を除く): 1491665540

約数列:

[1, 2, 4, 5, 10, 20, 173, 179, 346, 358, 692, 716, 865, 895, 1730, 1790, 2141, 3460, 3580, 4282, 8564, 10705, 21410, 30967, 42820, 61934, 123868, 154835, 309670, 370393, 383239, 619340, 740786, 766478, 1481572, 1532956, 1851965, 1916195, 3703930, 3832390, 7407860, 7664780, 66300347, 132600694, 265201388, 331501735, 663003470, 1326006940]

約数ペア:

[(1, 1326006940), (2, 663003470), (4, 331501735), (5, 265201388), (10, 132600694), (20, 66300347), (173, 7664780), (179, 7407860), (346, 3832390), (358, 3703930), (692, 1916195), (716, 1851965), (865, 1532956), (895, 1481572), (1730, 766478), (1790, 740786), (2141, 619340), (3460, 383239), (3580, 370393), (4282, 309670), (8564, 154835), (10705, 123868), (21410, 61934), (30967, 42820)]