20932468020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2474287}}^1$

素因数の和:2474349

約数の個数: 72

約数和(自身を含む): 64846139904

約数和(自身を除く): 43913671884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1410, 1692, 2115, 2820, 4230, 8460, 2474287, 4948574, 7422861, 9897148, 12371435, 14845722, 22268583, 24742870, 29691444, 37114305, 44537166, 49485740, 74228610, 89074332, 111342915, 116291489, 148457220, 222685830, 232582978, 348874467, 445371660, 465165956, 581457445, 697748934, 1046623401, 1162914890, 1395497868, 1744372335, 2093246802, 2325829780, 3488744670, 4186493604, 5233117005, 6977489340, 10466234010, 20932468020]

約数ペア:

[(1, 20932468020), (2, 10466234010), (3, 6977489340), (4, 5233117005), (5, 4186493604), (6, 3488744670), (9, 2325829780), (10, 2093246802), (12, 1744372335), (15, 1395497868), (18, 1162914890), (20, 1046623401), (30, 697748934), (36, 581457445), (45, 465165956), (47, 445371660), (60, 348874467), (90, 232582978), (94, 222685830), (141, 148457220), (180, 116291489), (188, 111342915), (235, 89074332), (282, 74228610), (423, 49485740), (470, 44537166), (564, 37114305), (705, 29691444), (846, 24742870), (940, 22268583), (1410, 14845722), (1692, 12371435), (2115, 9897148), (2820, 7422861), (4230, 4948574), (8460, 2474287)]