1640791344

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{923869}}^1$

素因数の和:923917

約数の個数: 40

約数和(自身を含む): 4353275440

約数和(自身を除く): 2712484096

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 222, 296, 444, 592, 888, 1776, 923869, 1847738, 2771607, 3695476, 5543214, 7390952, 11086428, 14781904, 22172856, 34183153, 44345712, 68366306, 102549459, 136732612, 205098918, 273465224, 410197836, 546930448, 820395672, 1640791344]

約数ペア:

[(1, 1640791344), (2, 820395672), (3, 546930448), (4, 410197836), (6, 273465224), (8, 205098918), (12, 136732612), (16, 102549459), (24, 68366306), (37, 44345712), (48, 34183153), (74, 22172856), (111, 14781904), (148, 11086428), (222, 7390952), (296, 5543214), (444, 3695476), (592, 2771607), (888, 1847738), (1776, 923869)]