1640860112

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{19471}}^1$

素因数の和:19731

約数の個数: 40

約数和(自身を含む): 3332048640

約数和(自身を除く): 1691188528

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 229, 368, 458, 916, 1832, 3664, 5267, 10534, 19471, 21068, 38942, 42136, 77884, 84272, 155768, 311536, 447833, 895666, 1791332, 3582664, 4458859, 7165328, 8917718, 17835436, 35670872, 71341744, 102553757, 205107514, 410215028, 820430056, 1640860112]

約数ペア:

[(1, 1640860112), (2, 820430056), (4, 410215028), (8, 205107514), (16, 102553757), (23, 71341744), (46, 35670872), (92, 17835436), (184, 8917718), (229, 7165328), (368, 4458859), (458, 3582664), (916, 1791332), (1832, 895666), (3664, 447833), (5267, 311536), (10534, 155768), (19471, 84272), (21068, 77884), (38942, 42136)]