4355982940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{911}}^1\times {\mathrm{12583}}^1$

素因数の和:13522

約数の個数: 48

約数和(自身を含む): 9640350720

約数和(自身を除く): 5284367780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 911, 1822, 3644, 4555, 9110, 12583, 17309, 18220, 25166, 34618, 50332, 62915, 69236, 86545, 125830, 173090, 239077, 251660, 346180, 478154, 956308, 1195385, 2390770, 4781540, 11463113, 22926226, 45852452, 57315565, 114631130, 217799147, 229262260, 435598294, 871196588, 1088995735, 2177991470, 4355982940]

約数ペア:

[(1, 4355982940), (2, 2177991470), (4, 1088995735), (5, 871196588), (10, 435598294), (19, 229262260), (20, 217799147), (38, 114631130), (76, 57315565), (95, 45852452), (190, 22926226), (380, 11463113), (911, 4781540), (1822, 2390770), (3644, 1195385), (4555, 956308), (9110, 478154), (12583, 346180), (17309, 251660), (18220, 239077), (25166, 173090), (34618, 125830), (50332, 86545), (62915, 69236)]