82702820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{2113}}^1$

素因数の和:2244

約数の個数: 48

約数和(自身を含む): 184679040

約数和(自身を除く): 101976220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 103, 190, 206, 380, 412, 515, 1030, 1957, 2060, 2113, 3914, 4226, 7828, 8452, 9785, 10565, 19570, 21130, 39140, 40147, 42260, 80294, 160588, 200735, 217639, 401470, 435278, 802940, 870556, 1088195, 2176390, 4135141, 4352780, 8270282, 16540564, 20675705, 41351410, 82702820]

約数ペア:

[(1, 82702820), (2, 41351410), (4, 20675705), (5, 16540564), (10, 8270282), (19, 4352780), (20, 4135141), (38, 2176390), (76, 1088195), (95, 870556), (103, 802940), (190, 435278), (206, 401470), (380, 217639), (412, 200735), (515, 160588), (1030, 80294), (1957, 42260), (2060, 40147), (2113, 39140), (3914, 21130), (4226, 19570), (7828, 10565), (8452, 9785)]