1976440570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{677}}^1\times {\mathrm{1321}}^1$

素因数の和:2035

約数の個数: 64

約数和(自身を含む): 4065689376

約数和(自身を除く): 2089248806

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 677, 1105, 1321, 1354, 2210, 2642, 3385, 6605, 6770, 8801, 11509, 13210, 17173, 17602, 22457, 23018, 34346, 44005, 44914, 57545, 85865, 88010, 112285, 115090, 149617, 171730, 224570, 291941, 299234, 583882, 748085, 894317, 1459705, 1496170, 1788634, 2919410, 4471585, 8943170, 11626121, 15203389, 23252242, 30406778, 58130605, 76016945, 116261210, 152033890, 197644057, 395288114, 988220285, 1976440570]

約数ペア:

[(1, 1976440570), (2, 988220285), (5, 395288114), (10, 197644057), (13, 152033890), (17, 116261210), (26, 76016945), (34, 58130605), (65, 30406778), (85, 23252242), (130, 15203389), (170, 11626121), (221, 8943170), (442, 4471585), (677, 2919410), (1105, 1788634), (1321, 1496170), (1354, 1459705), (2210, 894317), (2642, 748085), (3385, 583882), (6605, 299234), (6770, 291941), (8801, 224570), (11509, 171730), (13210, 149617), (17173, 115090), (17602, 112285), (22457, 88010), (23018, 85865), (34346, 57545), (44005, 44914)]