1682207860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^2\times {\mathrm{457}}^1$

素因数の和:641

約数の個数: 72

約数和(自身を含む): 3681654984

約数和(自身を除く): 1999447124

約数列:

[1, 2, 4, 5, 10, 20, 41, 67, 82, 134, 164, 205, 268, 335, 410, 457, 670, 820, 914, 1340, 1828, 2285, 2747, 4489, 4570, 5494, 8978, 9140, 10988, 13735, 17956, 18737, 22445, 27470, 30619, 37474, 44890, 54940, 61238, 74948, 89780, 93685, 122476, 153095, 184049, 187370, 306190, 368098, 374740, 612380, 736196, 920245, 1255379, 1840490, 2051473, 2510758, 3680980, 4102946, 5021516, 6276895, 8205892, 10257365, 12553790, 20514730, 25107580, 41029460, 84110393, 168220786, 336441572, 420551965, 841103930, 1682207860]

約数ペア:

[(1, 1682207860), (2, 841103930), (4, 420551965), (5, 336441572), (10, 168220786), (20, 84110393), (41, 41029460), (67, 25107580), (82, 20514730), (134, 12553790), (164, 10257365), (205, 8205892), (268, 6276895), (335, 5021516), (410, 4102946), (457, 3680980), (670, 2510758), (820, 2051473), (914, 1840490), (1340, 1255379), (1828, 920245), (2285, 736196), (2747, 612380), (4489, 374740), (4570, 368098), (5494, 306190), (8978, 187370), (9140, 184049), (10988, 153095), (13735, 122476), (17956, 93685), (18737, 89780), (22445, 74948), (27470, 61238), (30619, 54940), (37474, 44890)]