30199820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{12689}}^1$

素因数の和:12722

約数の個数: 48

約数和(自身を含む): 76749120

約数和(自身を除く): 46549300

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 12689, 25378, 50756, 63445, 88823, 126890, 177646, 215713, 253780, 355292, 431426, 444115, 862852, 888230, 1078565, 1509991, 1776460, 2157130, 3019982, 4314260, 6039964, 7549955, 15099910, 30199820]

約数ペア:

[(1, 30199820), (2, 15099910), (4, 7549955), (5, 6039964), (7, 4314260), (10, 3019982), (14, 2157130), (17, 1776460), (20, 1509991), (28, 1078565), (34, 888230), (35, 862852), (68, 444115), (70, 431426), (85, 355292), (119, 253780), (140, 215713), (170, 177646), (238, 126890), (340, 88823), (476, 63445), (595, 50756), (1190, 25378), (2380, 12689)]