15706212820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{929}}^1\times {\mathrm{44491}}^1$

素因数の和:45448

約数の個数: 48

約数和(自身を含む): 34757150400

約数和(自身を除く): 19050937580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 929, 1858, 3716, 4645, 9290, 17651, 18580, 35302, 44491, 70604, 88255, 88982, 176510, 177964, 222455, 353020, 444910, 845329, 889820, 1690658, 3381316, 4226645, 8453290, 16906580, 41332139, 82664278, 165328556, 206660695, 413321390, 785310641, 826642780, 1570621282, 3141242564, 3926553205, 7853106410, 15706212820]

約数ペア:

[(1, 15706212820), (2, 7853106410), (4, 3926553205), (5, 3141242564), (10, 1570621282), (19, 826642780), (20, 785310641), (38, 413321390), (76, 206660695), (95, 165328556), (190, 82664278), (380, 41332139), (929, 16906580), (1858, 8453290), (3716, 4226645), (4645, 3381316), (9290, 1690658), (17651, 889820), (18580, 845329), (35302, 444910), (44491, 353020), (70604, 222455), (88255, 177964), (88982, 176510)]