40397552

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{541}}^1$

素因数の和:921

約数の個数: 40

約数和(自身を含む): 84682080

約数和(自身を除く): 44284528

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 359, 541, 718, 1082, 1436, 2164, 2872, 4328, 4667, 5744, 7033, 8656, 9334, 14066, 18668, 28132, 37336, 56264, 74672, 112528, 194219, 388438, 776876, 1553752, 2524847, 3107504, 5049694, 10099388, 20198776, 40397552]

約数ペア:

[(1, 40397552), (2, 20198776), (4, 10099388), (8, 5049694), (13, 3107504), (16, 2524847), (26, 1553752), (52, 776876), (104, 388438), (208, 194219), (359, 112528), (541, 74672), (718, 56264), (1082, 37336), (1436, 28132), (2164, 18668), (2872, 14066), (4328, 9334), (4667, 8656), (5744, 7033)]