26488420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{179}}^1$

素因数の和:353

約数の個数: 72

約数和(自身を含む): 65499840

約数和(自身を除く): 39011420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 151, 179, 196, 245, 302, 358, 490, 604, 716, 755, 895, 980, 1057, 1253, 1510, 1790, 2114, 2506, 3020, 3580, 4228, 5012, 5285, 6265, 7399, 8771, 10570, 12530, 14798, 17542, 21140, 25060, 27029, 29596, 35084, 36995, 43855, 54058, 73990, 87710, 108116, 135145, 147980, 175420, 189203, 270290, 378406, 540580, 756812, 946015, 1324421, 1892030, 2648842, 3784060, 5297684, 6622105, 13244210, 26488420]

約数ペア:

[(1, 26488420), (2, 13244210), (4, 6622105), (5, 5297684), (7, 3784060), (10, 2648842), (14, 1892030), (20, 1324421), (28, 946015), (35, 756812), (49, 540580), (70, 378406), (98, 270290), (140, 189203), (151, 175420), (179, 147980), (196, 135145), (245, 108116), (302, 87710), (358, 73990), (490, 54058), (604, 43855), (716, 36995), (755, 35084), (895, 29596), (980, 27029), (1057, 25060), (1253, 21140), (1510, 17542), (1790, 14798), (2114, 12530), (2506, 10570), (3020, 8771), (3580, 7399), (4228, 6265), (5012, 5285)]