40035880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{389}}^1$

素因数の和:514

約数の個数: 64

約数和(自身を含む): 94348800

約数和(自身を除く): 54312920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 83, 124, 155, 166, 248, 310, 332, 389, 415, 620, 664, 778, 830, 1240, 1556, 1660, 1945, 2573, 3112, 3320, 3890, 5146, 7780, 10292, 12059, 12865, 15560, 20584, 24118, 25730, 32287, 48236, 51460, 60295, 64574, 96472, 102920, 120590, 129148, 161435, 241180, 258296, 322870, 482360, 645740, 1000897, 1291480, 2001794, 4003588, 5004485, 8007176, 10008970, 20017940, 40035880]

約数ペア:

[(1, 40035880), (2, 20017940), (4, 10008970), (5, 8007176), (8, 5004485), (10, 4003588), (20, 2001794), (31, 1291480), (40, 1000897), (62, 645740), (83, 482360), (124, 322870), (155, 258296), (166, 241180), (248, 161435), (310, 129148), (332, 120590), (389, 102920), (415, 96472), (620, 64574), (664, 60295), (778, 51460), (830, 48236), (1240, 32287), (1556, 25730), (1660, 24118), (1945, 20584), (2573, 15560), (3112, 12865), (3320, 12059), (3890, 10292), (5146, 7780)]