4321060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 9797760

約数和(自身を除く): 5476700

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 71, 85, 142, 170, 179, 284, 340, 355, 358, 710, 716, 895, 1207, 1420, 1790, 2414, 3043, 3580, 4828, 6035, 6086, 12070, 12172, 12709, 15215, 24140, 25418, 30430, 50836, 60860, 63545, 127090, 216053, 254180, 432106, 864212, 1080265, 2160530, 4321060]

約数ペア:

[(1, 4321060), (2, 2160530), (4, 1080265), (5, 864212), (10, 432106), (17, 254180), (20, 216053), (34, 127090), (68, 63545), (71, 60860), (85, 50836), (142, 30430), (170, 25418), (179, 24140), (284, 15215), (340, 12709), (355, 12172), (358, 12070), (710, 6086), (716, 6035), (895, 4828), (1207, 3580), (1420, 3043), (1790, 2414)]