20899291290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1823}}^1\times {\mathrm{8887}}^1$

素因数の和:10763

約数の個数: 64

約数和(自身を含む): 51358703616

約数和(自身を除く): 30459412326

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 1823, 3646, 5469, 8887, 9115, 10938, 17774, 18230, 26661, 27345, 44435, 53322, 54690, 78389, 88870, 133305, 156778, 235167, 266610, 382141, 391945, 470334, 764282, 783890, 1146423, 1175835, 1910705, 2292846, 2351670, 3821410, 5732115, 11464230, 16201001, 32402002, 48603003, 81005005, 97206006, 162010010, 243015015, 486030030, 696643043, 1393286086, 2089929129, 3483215215, 4179858258, 6966430430, 10449645645, 20899291290]

約数ペア:

[(1, 20899291290), (2, 10449645645), (3, 6966430430), (5, 4179858258), (6, 3483215215), (10, 2089929129), (15, 1393286086), (30, 696643043), (43, 486030030), (86, 243015015), (129, 162010010), (215, 97206006), (258, 81005005), (430, 48603003), (645, 32402002), (1290, 16201001), (1823, 11464230), (3646, 5732115), (5469, 3821410), (8887, 2351670), (9115, 2292846), (10938, 1910705), (17774, 1175835), (18230, 1146423), (26661, 783890), (27345, 764282), (44435, 470334), (53322, 391945), (54690, 382141), (78389, 266610), (88870, 235167), (133305, 156778)]