460508020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{12799}}^1$

素因数の和:13072

約数の個数: 48

約数和(自身を含む): 1109606400

約数和(自身を除く): 649098380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 257, 514, 1028, 1285, 1799, 2570, 3598, 5140, 7196, 8995, 12799, 17990, 25598, 35980, 51196, 63995, 89593, 127990, 179186, 255980, 358372, 447965, 895930, 1791860, 3289343, 6578686, 13157372, 16446715, 23025401, 32893430, 46050802, 65786860, 92101604, 115127005, 230254010, 460508020]

約数ペア:

[(1, 460508020), (2, 230254010), (4, 115127005), (5, 92101604), (7, 65786860), (10, 46050802), (14, 32893430), (20, 23025401), (28, 16446715), (35, 13157372), (70, 6578686), (140, 3289343), (257, 1791860), (514, 895930), (1028, 447965), (1285, 358372), (1799, 255980), (2570, 179186), (3598, 127990), (5140, 89593), (7196, 63995), (8995, 51196), (12799, 35980), (17990, 25598)]