40907848

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{313}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 84186540

約数和(自身を除く): 43278692

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 248, 313, 527, 626, 961, 1054, 1252, 1922, 2108, 2504, 3844, 4216, 5321, 7688, 9703, 10642, 16337, 19406, 21284, 32674, 38812, 42568, 65348, 77624, 130696, 164951, 300793, 329902, 601586, 659804, 1203172, 1319608, 2406344, 5113481, 10226962, 20453924, 40907848]

約数ペア:

[(1, 40907848), (2, 20453924), (4, 10226962), (8, 5113481), (17, 2406344), (31, 1319608), (34, 1203172), (62, 659804), (68, 601586), (124, 329902), (136, 300793), (248, 164951), (313, 130696), (527, 77624), (626, 65348), (961, 42568), (1054, 38812), (1252, 32674), (1922, 21284), (2108, 19406), (2504, 16337), (3844, 10642), (4216, 9703), (5321, 7688)]