1620344516

素因数分解:

$2^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1\times {\mathrm{2861}}^1$

素因数の和:3164

約数の個数: 48

約数和(自身を含む): 3288781440

約数和(自身を除く): 1668436924

約数列:

[1, 2, 4, 7, 14, 28, 113, 179, 226, 358, 452, 716, 791, 1253, 1582, 2506, 2861, 3164, 5012, 5722, 11444, 20027, 20227, 40054, 40454, 80108, 80908, 141589, 283178, 323293, 512119, 566356, 646586, 1024238, 1293172, 2048476, 2263051, 3584833, 4526102, 7169666, 9052204, 14339332, 57869447, 115738894, 231477788, 405086129, 810172258, 1620344516]

約数ペア:

[(1, 1620344516), (2, 810172258), (4, 405086129), (7, 231477788), (14, 115738894), (28, 57869447), (113, 14339332), (179, 9052204), (226, 7169666), (358, 4526102), (452, 3584833), (716, 2263051), (791, 2048476), (1253, 1293172), (1582, 1024238), (2506, 646586), (2861, 566356), (3164, 512119), (5012, 323293), (5722, 283178), (11444, 141589), (20027, 80908), (20227, 80108), (40054, 40454)]